The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is:__________ ?
A
51:52
B
52:53
C
51:53
D
52:55
Question 2Single Answer
Which of the following numbers is irrational ?
A
√49
B
0.125
C
√2
D
22/7
Question 3Single Answer
356 x 936 – 356 x 836 = ?
A
35600
B
34500
C
9630
D
93600
Question 4Single Answer
Arrange in descending order: 5/8, 7/10, 3/4
A
3/4 > 7/10 > 5/8
B
7/10 > 3/4 > 5/8
C
3/4 > 5/8 > 7/10
D
5/8 > 7/10 > 3/4
Question 5Single Answer
What is (3^{4} times 9^{2}) ?
A
36
B
38
C
310
D
96
Question 6Single Answer
If 34X-2 = 729, then find the value of X.
A
4
B
3
C
2
D
5
Question 7Single Answer
Convert 0.6 into fraction ?
A
3/5
B
2/3
C
4/5
Question 8Single Answer
The no. plate of a bus had peculiarity. The bus number was a perfect square. It was also a perfect square when the plate numbers were reversed. The bus company had only five hundred buses numbered from 1 to 500. What was the number ?
A
169
B
36
C
196
D
Can not say
Question 9Single Answer
If a and b are positive integers, such that ab = 125, then (a-b)a+b-4 = ?
A
16
B
25
C
28
D
30
Question 10Single Answer
If x*y = x2 + y2 – xy, then value of 9*11 is
A
93
B
103
C
60.5
D
121
Question 11Single Answer
Which is greater ?
A
15/16
B
17/18
C
Equal
D
Cannot compare
Question 12Single Answer
If sum of two numbers is 42 and their product is 437, then find their difference.
A
3
B
4
C
5
D
7
Question 13Single Answer
Write the 44000 in Roman numerals
A
XLI
B
XLVI
C
XLIV
D
XLVIC
Question 14Single Answer
Convert 0.0909… into fraction ?
A
1/11
B
9/11
C
1/9
D
9/10
Question 15Single Answer
What is (98 times 102) ?
A
9996
B
10000
C
10096
D
10196
Question 16Single Answer
Which is smaller ?
A
9/11
B
7/9
C
Equal
D
Cannot compare
Question 17Single Answer
Convert 0.5777… into fraction ?
A
26/45
B
52/90
C
13/22
D
5/9
Question 18Single Answer
Convert 0.81 into fraction ?
A
81/100
B
9/10
C
8/9
D
9/11
Question 19Single Answer
(63)2 – (12)2 =?
A
3528
B
3852
C
3582
D
3825
Question 20Single Answer
Which is greater ?
A
13/17
B
11/14
C
Equal
D
Cannot compare
Question 21Single Answer
Passage :
information given below and answer the question that follow.
The result of an exam is given below. Out of 1000 students who appeared
(i) 658 failed in Physics
(ii) 166 failed in Physics and Chemistry
(iii) 372 failed in Chemistry, 434 failed in Physics and Maths
(iv) 590 failed in Maths, 126 failed in Maths & Chemistry
Find the number of people who failed in (assuming that none is passed in all subjects.
We have the following equations:
a+ b + c + d + e + f + g = 1000
a + b + d + e = 658, b + d = 166
b + d + c + f = 372
d + e = 434 as in the figure.
d + e + f + g = 590, d + f = 126. Find the values
Chemistry but not in Physics.
A
318
B
198
C
213
D
206
Question 22Single Answer
Passage :
Direction: information given below and answer the question that follow.
The result of an exam is given below. Out of 1000 students who appeared
(i) 658 failed in Physics
(ii) 166 failed in Physics and Chemistry
(iii) 372 failed in Chemistry, 434 failed in Physics and Maths
(iv) 590 failed in Maths, 126 failed in Maths & Chemistry
Find the number of people who failed in (assuming that none is passed in all subjects.
We have the following equations:
a+ b + c + d + e + f + g = 1000
a + b + d + e = 658, b + d = 166
b + d + c + f = 372
d + e = 434 as in the figure.
d + e + f + g = 590, d + f = 126. Find the values
Physics or Maths but not in Chemistry.
A
558
B
718
C
628
D
None of these
Question 23Single Answer
Passage :
For the next four question that follow:
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.
Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
(x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read all the three papers ?
A
20%
B
25%
C
30%
D
40%
Question 24Single Answer
Passage :
For the next four : question that follow :
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.
Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
(x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read only two papers?
A
19%
B
31%
C
44%
D
None of these
Question 25Single Answer
Passage :
For the next four : question that follow :
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.
Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
(x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read only one paper ?
A
38%
B
48%
C
51%
D
None of these
General Awareness & General Knowledge
Question 26Single Answer
Yojna a weekly journal
A
Ministry of Finance
B
Ministry of Information and Broadcastin
C
Ministry of Rural Development
D
Planning Commission
Question 27Single Answer
Kurukshetra a journal on rural development is published by
A
Ministry of Finance
B
Ministry of Information and Broadcastin
C
Ministry of Rural Development
D
Planning Commission
Question 28Single Answer
Devaluation of a currency means
A
Fixing the value of the currency in conjuction with the movement in the value of a basket of predetermined currencies
B
Reduction in the value of a currency vis-à-vis major internationally traded currencies
C
Fixing the value of currency in multilateral consultaion with the IMF the World Bank and major trading partners
D
Permitting the currency to seek its worth in the international market
Question 29Single Answer
In India rural incomes are generally lower than the urban incomes, which of the following reasons account for this
1. a large number of farmers are illiterate and know little about scientific agriculture
2. prices of primary products are lower than those of manufactured products
3. Investments in agriculture has been low when compared to investment in industry
A
1 and 3
B
2 and 3
C
1 and 2
D
1,2 and 3
Question 30Single Answer
Which of the following programmes aims at the promotion of savings among rural women
A
Rashtriya Mahila Kosh
B
Indira Mahila Yojna
C
Jawahar Rozgar Yojna
D
Mahila Samridhi Yojna
Question 31Single Answer
What is Net National Product
A
the money value of final goods and services produced annually in the economy
B
the money value of annual service generation in the economy
C
the money value of tangible goods produced annually in the economy
D
The money value of tangible goods available in the economy
Question 32Single Answer
National income is the
A
net national product at market price
B
net national product at factor cost
C
net domestic product at market price
D
net domestic product at factor cost
Question 33Single Answer
Chelliah Committee of 1992 deals with the overhauling of our
A
financial system
B
tax system
C
patents and copyrights
D
Public sector undertakings
Question 34Single Answer
During which Five Year Plan was the annual growth rate of National Income the lowest
A
2nd plan
B
3rd plan
C
5th plan
D
6th plan
Question 35Single Answer
Which of the following taxes is a progressive tax
A
sales tax
B
custom tax
C
excise tax
D
income tax
Question 36Single Answer
Which of the following estimates the National Income in India
A
National Income Committee
B
Planning Commission
C
Reserve Bank Of India
D
Central Statistical Organisation
Question 37Single Answer
India changed over to the decimal system, coinage in
A
April 1951
B
April 1955
C
April 1957
D
April 1978
Question 38Single Answer
11th Five Year Plan aim at achieving 10% rural tele density in India from the present 1.9% by the year
A
2008
B
2009
C
2010
D
2012
Question 39Single Answer
Which one of the following statements Monitorable Socio Economic Target of the 11th Five Year Plan under the head Environment is not correct
A
treat urban waste water by 2011-12
B
Increase energy efficiency by 20% points by 2016-17
C
attain WHO standards of air quality in all major cities by 2011-12
D
increase forest and tree cover by 15% points
Question 40Single Answer
Who is the ex-officio chairman of Planning commission and National Development Council
A
President
B
Prime Minister
C
Finance Minister
D
Commerce Minister
Question 41Single Answer
Persons below the poverty line in Indian are classified as such based on wheather
A
they belong to agriculture labourer household and the scheduled caste/trive social group
B
they get work for a prescribed minimum number of days in a year
C
they are entitled to a minimum prescribed food basket
D
their daily waged fall below the prescribed minimum wages
Question 42Single Answer
Which of the following Committee’s recommendations are being followed for estimating proverty line in India
A
Dutt committee
B
Lakdawala committee
C
Cheliah Committee
D
Chakravorty Committee
Question 43Single Answer
In which year India adopeted liberal and free market principles
A
1975
B
1981
C
1991
D
2000
Question 44Single Answer
Consider the following statements
1. There is persistent investment over time only in select locals
2. some areas are agro climatically less conductive to development
3. some areas continue to face little or no agrarian transformation and the consequent lack of social and
4. some areas have faced continous political instability
Which of the above statements are correct
A
1,2 and 3
B
1,2 and 4
C
1,3 and 4
D
2,3 and 4
Question 45Single Answer
When was first human development report of India issued
A
April 2001
B
March 2000
C
June 2002
D
April 2002
Question 46Single Answer
In ruby laser, the stimulated emission is due to transition from
A
metastable state to any lower state
B
any higher state of lower state
C
metastable state to ground state
D
any higher state to ground state
Question 47Single Answer
A direct current I flows along the length of an infinitely long straight thin walled pipe, then the magnetic field is
A
uniform throughout the pipe not zero
B
zero only along the axis of the pipe
C
zero at any point inside the pipe
D
maximum at the centre and minimum at the edge
Question 48Single Answer
The respiratory quotient during cellular respiration would depend on
A
the nature of enzymes involved
B
the nature of the substrate
C
the amount of carbon dioxide released
D
the amount of oxygen utilised
Question 49Single Answer
Which of the following is not a green - house gas ?
A
Water vapour
B
Carbon monoxide
C
Methane
D
Oxygen
Question 50Single Answer
10-6 M NaOH is diluted 100 times. The pH of the diluted base is
A
between 7 and 8
B
between 5 and 6
C
between 6 and 7
D
between 10 and 11
Important Questions Package
IRCON Works Engineer Exam Online Question Bank Package
Buy IRCON Works Engineer Important Questions, MCQ, question answer in Hindi & English. It will help you to score high marks in IRCON Works Engineer question bank 2026 in Online, PDF & Print study material.
+ Free Monthly Current Affairs, GK & more PDF Download
Sr.
Package Name
Amount
1.
IRCON Work Engineer (Civil Engineering) Exam - Hindi
Description : 1000 Question with Answer
₹101[₹500]
2.
IRCON Work Engineer (Civil Engineering) Exam - Hindi
Description : 2000 Question with Answer
₹151[₹500]
3.
IRCON Work Engineer (Civil Engineering) Exam - Hindi
Description : 3000 Question with Answer
₹181[₹500]
4.
IRCON Work Engineer (Civil Engineering) Exam - English
Description : 1000 Question with Answer
₹101[₹500]
5.
IRCON Work Engineer (Civil Engineering) Exam - English
Description : 2000 Question with Answer
₹151[₹500]
6.
IRCON Work Engineer (Civil Engineering) Exam - English
Description : 3000 Question with Answer
₹181[₹500]
7.
IRCON Work Engineer (Electrical Engineering) Exam - Hindi
Description : 1000 Question with Answer
₹101[₹500]
8.
IRCON Work Engineer (Electrical Engineering) Exam - Hindi
Description : 2000 Question with Answer
₹151[₹500]
9.
IRCON Work Engineer (Electrical Engineering) Exam - Hindi
Description : 3000 Question with Answer
₹181[₹500]
10.
IRCON Work Engineer (Electrical Engineering) Exam - English
Description : 1000 Question with Answer
₹101[₹500]
11.
IRCON Work Engineer (Electrical Engineering) Exam - English
Description : 2000 Question with Answer
₹151[₹500]
12.
IRCON Work Engineer (Electrical Engineering) Exam - English
Description : 3000 Question with Answer
₹181[₹500]
13.
IRCON Work Engineer (Civil Engineering) Exam - Hindi
Description : 1000 Question & Answer Download in PDF (Send by Email)
₹151[₹450]
14.
IRCON Work Engineer (Electrical Engineering) Exam - Hindi
Description : 1000 Question & Answer Download in PDF (Send by Email)
₹151[₹450]
15.
IRCON Work Engineer (Civil Engineering) Exam - English
Description : 1000 Question & Answer Download in PDF (Send by Email)
₹151[₹450]
16.
IRCON Work Engineer (Electrical Engineering) Exam - English
Description : 1000 Question & Answer Download in PDF (Send by Email)
₹151[₹450]
17.
IRCON Work Engineer (Civil Engineering) Exam Question Bank Book - Hindi
Description : 1000 Question with Answer (Printed Material)
₹450[₹800]
18.
IRCON Work Engineer (Electrical Engineering) Exam Question Bank Book - Hindi
Description : 1000 Question with Answer (Printed Material)
₹450[₹800]
19.
IRCON Work Engineer (Civil Engineering) Exam Question Bank Book - English
Description : 1000 Question with Answer (Printed Material)
₹390[₹600]
20.
IRCON Work Engineer (Electrical Engineering) Exam Question Bank Book - English
Description : 1000 Question with Answer (Printed Material)
₹390[₹600]
General Awareness & General Knowledge
Question 51Single Answer
In the electrolysis of acidulated water, it is desired to obtain 1.12 cc of hydrogen per second under STP condition. The current to be passed is
A
1.93 A
B
9.65 A
C
19.3 A
D
0.965 A
Question 52Single Answer
"Who said, 'India was a parrot unto itself'?
A
Malik Muhammad Joyce
B
Raskhan
C
Rich Khusrow
D
Rich Hasan
Question 53Single Answer
What was the real name of Amir Khusro?
A
Muhammad Hasan
B
Muhammad Hussain
C
Muhammad Khusrow
D
Muhammad Mine
Question 54Single Answer
Who is considered the founder of the Sufi movement in India?
A
Qutubuddin Bakhtiar Aunty
B
Nizamuddin Awliya
C
muinuddin Chishti
D
Naseeruddin Mahmud
Question 55Single Answer
Which is the national game of Bhutan ?
A
badminton
B
basketball
C
football
D
archery
Question 56Single Answer
What is the national game of the United States of America ?
A
water polo
B
Rugby
C
Polo
D
baseball
Question 57Single Answer
What is considered the national game of India ?
A
Field hockey
B
cricket
C
Chess
D
Kabaddi
Question 58Single Answer
When was the Constituent Assembly of India formed?
A
1946
B
1947
C
1948
D
1950
Question 59Single Answer
Who was the Chairman of the Drafting Committee of the Indian Constitution?
A
Dr. Rajendra Prasad
B
Dr. B.R. Ambedkar
C
Jawaharlal Nehru
D
Sardar Vallabhbhai Patel
Question 60Single Answer
Who is known as the "Father of the Indian Renaissance" ?
A
Raja Ram Mohan Roy
B
Swami Vivekananda
C
Rabindranath Tagore
D
Mahatma Gandhi
Question 61Single Answer
Which classical dance form is associated with Tamil Nadu ?
A
Kathak
B
Kuchipudi
C
Bharatanatyam
D
Odissi
Question 62Single Answer
What is the lithosphere composed of ?
A
Water and gases
B
Rocks and minerals
C
Living organisms
D
Air and gases
Question 63Single Answer
The lithosphere includes :
A
Only the Earth's crust
B
The Earth's crust and upper mantle
C
Only the Earth's mantle
D
The Earth's crust, mantle, and core
Question 64Single Answer
The process of soil formation is called :
A
Erosion
B
Weathering
C
Deposition
D
Lithification
Question 65Single Answer
Which is the thinnest layer of the Earth ?
A
Crust
B
Mantle
C
Outer Core
D
Inner Core
Question 66Single Answer
Who became the longest-serving continuous Finance Minister of India and presented her ninth straight Union Budget on February 1, 2026?
A
Nirmala Sitharaman
B
Arun Jaitley
C
Pranab Mukherjee
D
P. Chidambaram
Question 67Single Answer
How many Ramsar sites does India now have after adding two new ones (in Uttar Pradesh and Gujarat) in early February 2026?
A
98
B
97
C
96
D
100
Question 68Single Answer
In which rank did India stand in the Global Soft Power Index 2026, as reported around February 2026?
A
25th
B
32nd
C
28th
D
35th
Question 69Single Answer
What did the Supreme Court of India declare as a fundamental right in schools around February 2026?
A
Free education up to class 12
B
Sports infrastructure
C
Digital literacy programs
D
Menstrual health facilities
Question 70Single Answer
Which organization plans to launch India's first-ever National Household Income Survey (NHIS) and Annual Survey of Incorporated Service Sector Enterprises (ASISSE) starting April 2026?
A
RBI
B
SEBI
C
NITI Aayog
D
NSO (National Statistical Office)
Question 71Single Answer
Where was India's first-ever LNG-diesel dual-fuel DEMU train launched in early 2026?
A
Delhi
B
Mumbai
C
Ahmedabad
D
Chennai
Question 72Single Answer
Which country's first indigenous submarine was highlighted in news around February 2026?
A
India
B
Taiwan
C
South Korea
D
Japan
Question 73Single Answer
What rare natural phenomenon was observed in Ladakh around early February 2026?
A
Solar eclipse
B
Volcanic eruption
C
Meteor shower
D
Red aurora
Question 74Single Answer
Who became Maharashtra's first woman Deputy Chief Minister around February 2026?
A
Supriya Sule
B
Oormila Matondkar
C
Pankaja Munde
D
Sunetra Pawar
Question 75Single Answer
Which city hosted the 6th National Crop Nutrition Summit on February 5-6, 2026?
A
Delhi
B
Mumbai
C
Hyderabad
D
Bengaluru
General Intelligence & Reasoning
Question 76Single Answer
How many such pairs of letters are there in the word ‘CLEANLINESS’ each of the which has as many letters between them in the word as they have in the English alphabet, in the same sequence?
A
Two
B
Three
C
Five
D
Four
E
None of these
Question 77Single Answer
Team A has scored more goals than Team B
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is
A
True
B
False
C
Uncertain
D
None
Question 78Single Answer
If it is possible to make only one meaningful word with the second, the third, the sixth and the eight letters of the word FRAGMENT using each only once, which of the following will be the third letter of that word ? If no such word can be formed, give ‘X’ as the answer and if more than one such word can be formed, give ‘Y’ as the answer.
A
A
B
E
C
T
D
X
E
Y
Question 79Single Answer
How many such letters are there in the word ORIENTAL each of which is as far away from the beginning of the word as when they are arranged alphabetically?
A
None
B
One
C
Two
D
Three
E
More than three
Question 80Single Answer
How many such pairs of letters in the word CREDIT each of which has as many letters between them in the word as in the English alphabet?
A
None
B
One
C
Two
D
Three
E
More than three
Question 81Single Answer
How many meaningful words can be made from the letters ‘LMEA’ using each letter only once in each word?
A
None
B
One
C
Two
D
Three
E
More than three
Question 82Single Answer
If it is possible to make only one meaningful word with the first, the second, the seventh and the eighth letters of the word TEMPORAL, which of the following will be the first letter of that word? If more than one such word can be made, give ‘Y’ as the answer and if no such word can be made, give ‘X’ as the answer.
A
T
B
L
C
E
D
Y
E
X
Question 83Single Answer
If the letters of the word HANDOVER are arranged alphabetically from left to right how many letters will remain at the same position?
A
None
B
One
C
Two
D
Three
E
More than three
Question 84Single Answer
How many such pairs of letters are there in the word EXCURSION, each of which has as many letters between them in the word as they have in the English alphabet?
A
None
B
One
C
Two
D
Three
E
More than three
Question 85Single Answer
If it is possible to make only one meaningful word with the first, the second, the third, the sixth and the eighth letters of the word DEVIATION first letter of that word is your answer? If more than one such word can be made formed your answer is ‘A’ and if no such word can be formed your answer is ‘B’.
A
V
B
T
C
E
D
A
E
B
Question 86Single Answer
Passage :
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z .
Which letter in this alphabet is the eighth letter to the right of the letter and which is tenth letter to the left of the last but one letter of the alphabet ?
A
X
B
W
C
I
D
H
Question 87Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the third alphabet of each of the words is changed to the next alphabet in the English alphabetical series, which of the following will form a meaningful English word?
A
SUM
B
BIG
C
Both BIG and THE
D
FOR
E
Both FOR and BIG
Question 88Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be second from the right ?
A
AND
B
FOR
C
THE
D
BIG
E
SUM
Question 89Single Answer
Passage :
Direction: The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If second alphabet in each of the words is changed to next alphabet in the English alphabetical order, how many words having two vowels (same or different vowels) will be formed ?
A
None
B
One
C
Two
D
Three
E
Four
Question 90Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
How many letters are there in the English alphabetical series between the second letter of the word which is second from the right and the second letter of the word which is second from the left of the given words?
A
Two
B
Five
C
Six
D
Nine
E
Three
Question 91Single Answer
Passage :
Direction: The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If in each of the given words, each of the consonant is changed to previous letter and each vowel is changed to next letter in the English alphabetical series, in how many words thus formed will no vowels appear?
A
None
B
One
C
Two
D
Three
E
More than three
Question 92Single Answer
Passage :
Direction : Following question is based on five words given below: BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the third alphabet in each of the words is changed to the next alphabet in the English alphabetical order, how many words having two vowels (same or different vowels) will be formed?
A
None
B
One
C
Two
D
Three
E
Four
Question 93Single Answer
Passage :
Direction : Following question is based on five words given below: BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the position of the first and the second alphabets of each of the words are interchanged, which of the following will form a meaningful English word?
A
Both CAT and OWN
B
Both BRU and INK
C
Only CAT
D
Only INK
E
Only LEG
Question 94Single Answer
Passage :
Direction: Following question is based on five words given below: BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be exactly in the middle of the five words?
A
OWN
B
LEG
C
BRU
D
CAT
E
INK
Question 95Single Answer
Passage :
Direction: Following question is based on five words given below: BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If in each of the given words, each of the consonants is changed to previous letter and each vowel is changed to next letter in the English alphabetical series, in how many words thus formed will the same alphabet appear twice?
A
None
B
One
C
Two
D
Three
E
More than three
Question 96Single Answer
Passage :
Find the missing number in the following series ?
3, 5, 5, 19, 7, 41, 9, ?
A
71
B
61
C
79
D
69
Question 97Single Answer
Passage :
Direction: following question is based on five words given below:
LAP BUT CAR SON HID
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words.)
If the positions of the first and the third alphabets of each of the words are interchanged, which of the following would form meaningful words with the new arrangement?
A
HID
B
SON
C
Both LAP and BUT
D
CAR
E
Both CAR and LAP
Question 98Single Answer
Passage :
Direction: following question is based on five words given below:
LAP BUT CAR SON HID
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words.)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be fourth from the left?
A
LAP
B
BUT
C
CAR
D
SON
E
HID
Question 99Single Answer
Passage :
Direction : following question is based on five words given below:
LAP BUT CAR SON HID
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words.)
If in each of given words, each of the consonants is changed to previous letter and each vowel is changed to next letter in the English alphabetical series, in how many words thus formed will at least one vowel appear?
A
None
B
One
C
Two
D
Three
E
More than three
Question 100Single Answer
Passage :
Direction : following question is based on five words given below:
LAP BUT CAR SON HID
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words.)
How many letters are there in the English alphabetical series between the third letter of the word which is third from the right and the first letter of the word which is first from the left of the given word?
A
Two
B
Five
C
Six
D
Nine
E
Three
Electrical Engineering
Question 101Single Answer
Assuming both the voltage sources are in phase, the value of R for which maximum power is transferred from circuit A to circuit B is
A
0.8 Ω
B
1.4 Ω
C
2 Ω
D
2.8 Ω
Question 102Single Answer
For the intrinsic gallium-arsenide, the conductivity at room temperature 25°C is 10-6 (ohm-m)-1, the electron and hole nobilities are 0.85 m2/V-s and 0.04 m2/V-s respectively. What is the intrinsic carrier concentration at the room temperature?
A
7.0 × 1012 m-3
B
7.0 × 10-12 m-3
C
7.0 × 10-12 m3
D
7.0 × 1012 m3
Question 103Single Answer
The resistivity of intrinsic germanium at 30°C is 0.46 –m. What is the intrinsic carrier density at 30°C if the electron mobility is 0.38 m2/V-s and the hole mobility is 0.18 m2/V-s?
A
9.2 × 105/m3
B
2.77 × 103/m3
C
2.43 × 1019/m3
D
8.9 × 1012/m3
Question 104Single Answer
Heat conduction in a semiconductor takes place
A
By the mobility of the carriers
B
Due to energy gap between conduction band and valency band
C
By the holes and thermal vibrations of atoms
D
By the electrons and thermal vibrations of atoms
Question 105Single Answer
Brewster angle is the angle when a wave is incident on the surface of a perfect dielectric at which there is no reflected wave and the incident wave is
A
Parallel polarized
B
Perpendicularly polarized
C
Normally polarized
D
None of the above
Question 106Single Answer
If a square matrix of order 100 has exactly 15 distinct eigenvalues, then the degree of the minimum polynomial is
A
At least 15
B
At most 15
C
Always 15
D
Exactly 100
Question 107Single Answer
For high speed reading and storing of information in a computer, the core shall be of
A
Ferrite
B
Piezoelectric
C
Pyroelectric
D
Ferromagnetic above 768°C
Question 108Single Answer
Soft magnetic materials should have
A
Large saturation magnetization and large permeability
B
Low saturation magnetization and large permeability
C
Large saturation magnetization and low permeability
D
Low saturation magnetization and low permeability
Question 109Single Answer
Orbital magnetic moment of an electron, in an atom, is of the order of
A
0.1 Bohr magneton
B
1.0 Bohr magneton
C
10 Bohr magneton
D
100 Bohr magneton
Question 110Single Answer
When the temperature of a ferromagnetic material exceeds the Curie temperature, it behaves similar to a
A
Diamagnetic material
B
Ferrimagnetic material
C
Paramagnetic material
D
Antiferromagnetic material
Question 111Single Answer
A semiconductor differs from a conductor in that it has
A
Only one path for the free electrons in the valence band
B
Only one path for holes in the conduction band
C
Two paths followed by free electrons and holes, one an ordinary path in the conduction band and the other one an extraordinary path in the valence band, respectively
D
Two paths followed by free electrons and holes, one an extraordinary path in the conduction band and the other one an ordinary path in valence band, respectively
Question 112Single Answer
Which of the following circuits is used for converting a sine wave into a square wave?
A
Monostablemultivibrator
B
Bistablemultivibrator
C
Schmitt trigger circuit
D
Darlington complementary pair
Question 113Single Answer
Which of the following elements of electrical engineering cannot be analyzed using Ohm’s law ?
A
Capacitors
B
Inductors
C
Transistors
D
Resistance
Question 114Single Answer
Consider the following statements: A power supply uses bridge rectifier with a capacitor input filter. If one of the diodes is defective, then
1. The dc load voltage will be lower than its expected value
2. Ripple frequency will be lower than its expected value
3. The surge current will increase considerably
Which of the above statements are correct?
A
1 and 2 only
B
1 and 3 only
C
2 and 3 only
D
1, 2 and 3
Question 115Single Answer
Three identical amplifiers each having a voltage gain of 50 are cascaded. The open loop voltage gain of the combined amplifier is
A
71 dB
B
82 dB
C
91 dB
D
102 dB
Question 116Single Answer
When a very small amount of higher conducting metal is added to a conductor, its conductivity will
A
increase
B
decrease
C
remain the same
D
increase or decrease depending on the impurity
Question 117Single Answer
An electrically balanced atom has 30 protons in its nucleus and 2 electrons in its outermost shell. The materials made of such atom is
A
a conductor
B
an insulator
C
a semiconductor
D
a superconductor
Question 118Single Answer
The temperature coefficient of resistance of a doped semiconductor is
A
always positive
B
always negative
C
zero
D
positive or negative depending upon the level of doping
Question 119Single Answer
In the slice processing of an integrated circuit
A
components are formed in the areas where silicon dioxide remains
B
components are formed in the areas where silicon dioxide has been removed
C
the diffusing elements diffuse through silicon dioxide
D
only on diffusion process is used
Question 120Single Answer
Permanent magnet loses the magnetic behaviour when heated because of
1. atomic vibration
2. dipole vibration
3. realignment of dipoles
Which of the above are correct?
A
1 and 2 only
B
1 and 3 only
C
1, 2 and 3
D
2 and 3
Question 121Single Answer
A Zener regulator has an input voltage varying between 20 V and 30 V. The desired regulated voltage is 12 V, while the load varies between 140 and 10k The maximum resistance in series with the unregulated source and Zener diode would be
A
3.3
B
6.6
C
36.6
D
93.3
Question 122Single Answer
A short in any type of circuit (series, parallel or combination) causes the total circuit
1. resistance to decrease
2. power to decreases
3. current to increase
Which of the above are correct?
A
2 and 3
B
2 and 4
C
1 and 4
D
1 and 3
Question 123Single Answer
An air-cored solenoid of 250 turns has a cross-sectional area A = 80 cm2 and length l = 100 cm. The value of its inductance is
A
0.425 mH
B
0.628 mH
C
0.751 mH
D
0.904 mH
Question 124Single Answer
The current in a coil changes uniformly from 10 A to 1 A in half a second. A voltmeter connected across the coil gives a reading of 36 V. The self-inductance of the coil is
A
0.5 H
B
1 H
C
2 H
D
4 H
Question 125Single Answer
In a mutually coupled circuit, the primary current is reduced from 4A to zero in 10 s. A voltage of 40000 V is observed across the secondary. The mutual inductance between the coils is
A
100 H
B
10 H
C
0.1 H
D
0.01 H
Question 126Single Answer
A CRO screen has 10 divisions on the horizontal scale. If a voltage signal 5 sin (314t + 45°) is examined with a line base setting of 5 ms/div, the number of signals displayed on the screen will be
A
1.25 cycles
B
2.5 cycles
C
5 cycles
D
10 cycles
Question 127Single Answer
Which one of the following conditions will be correct when three identical bulbs forming a star are connected to a three-phase balanced supply?
A
The bulb in R phase will be the brightest
B
The bulb in Y phase will be the brightest
C
The bulb in B phase will be the brightest
D
All the bulbs will be equally bright
Question 128Single Answer
Loading by the measuring instruments introduces an error in the measured parameter. Which of the following devices gives most accurate result?
A
PMMC
B
Hot-wire
C
CRO
D
Electrodynamic
Question 129Single Answer
A moving-coil galvanometer can be used as a DC ammeter by connecting
A
a high resistance in series with the meter
B
a high resistance across the meter
C
a low resistance across the meter
D
a low resistance in series with the meter
Question 130Single Answer
Consider the following types of damping:
1. Air-friction damping
2.Fluid-friction damping
3.Eddy-current damping
PMMC type instruments use which of the above?
A
1 only
B
2 only
C
3 only
D
1,2 and 3
Question 131Single Answer
Resistance switching is normally resorted in case of
A
Air blast CB
B
Bulk oil CB
C
Minimum oil CB
D
All types of CB
Question 132Single Answer
By transmitting power at high voltage
A
it will give poor voltage regulation
B
it will give better voltage regulation
C
it will not effect voltage regulation
D
None of these
Question 133Single Answer
Which statement about the daily load curve is valid ?
A
The area under the curve gives the average demand
B
The ratio of the area under the curves to the total area of rectangle in which it is contained gives the load factor for the day
C
The peak of the curve gives the installed capacity of the plant
D
The area of the curves divided by the number of hours gives load factor
Question 134Single Answer
High voltage Schring bridge is used to measure
A
large capacitance without additional element
B
small capacitance without additional element
C
medium value capacitance
D
None of these
Question 135Single Answer
Draw - in - system of laying underground cables has the drawback (s) of
A
higher cost
B
reduced current carrying capacity of the cables
C
requirements of much deeper and wider trenches
D
repairs, alterations or additions difficult
E
all of the above except
Question 136Single Answer
Surge impedance of a transmission line is
A
independent of its length
B
dependent on its length
C
independent on its temperature
D
none of the above
Question 137Single Answer
If two synchronous generators connected in parallel loose synchronism, it will lead to
A
stalling of generators
B
wild fluctuations in current
C
wild fluctuations in current and voltage
D
None of these
Question 138Single Answer
A differential relay responds to
A
algebraic difference of two or more similar electrical quantities
B
vector difference of two or more similar electrical quantities
C
algebraic difference between two currents
D
algebraic difference between two voltages
Question 139Single Answer
The conductor carries more current on the surface in comparison to its core. This phenomenon is called the
A
Skin effect
B
Corona
C
Ferranti effect
D
Lenz's effect
Question 140Single Answer
A booster is connected in
A
series with the feeder
B
parallel with the feeder
C
both (a) and (b) are correct
D
none of these
Question 141Single Answer
Fuses have got advantages of
A
cheapest type of protection
B
inverse time - current characteristic
C
no maintenance
D
current limiting effect under short - circuit conditions
E
all of the above
Question 142Single Answer
The power transmitted will be maximum when
A
line reactance is high
B
corona losses are minimum
C
sending end voltage is more
D
receiving end voltage is more
Question 143Single Answer
The connected load of a consumer is 2 kW and his maximum demand is 1.5 kW. The load factor of the consumer is
A
0.75
B
0.375
C
1.33
D
None of these
Question 144Single Answer
In a transformer, the exciting current will be in phase quadrature with the impressed voltage provided
A
only the leakage impedance drop is ignored
B
only the core loss is ignored
C
both the leakage impedance drop and the core loss are ignored
D
only the no - load copper loss is ignored
Question 145Single Answer
Which of the following techniques is used for the measurements of a.c. high frequency voltages ?
A
Peak voltmeter
B
Series resistance mircro - ammeter
C
Resistance potential divider
D
All of these
Question 146Single Answer
Use of additional shunt capacitor can be made for increasing the capability of line as it
A
reduces surge impedance Z0
B
increases phase shift β
C
increase in α
D
all of the above
Question 147Single Answer
The sag of a transmission line is least affected owing to
A
weight of the conductor
B
current through the conductor
C
atmospheric temperature
D
ice deposited on the conductor
Question 148Single Answer
In case of Impulse Thermal break down of solid insulating materials, the critical electric field is proportional to
A
critical absolute temperature
B
square of critical absolute temperature
C
square of T0
D
none of these
Question 149Single Answer
The insulation of the modern EHV lines is designed based on
A
corona
B
switching voltages
C
lightning voltage
D
all of these
Question 150Single Answer
For constant voltage transmission, the voltage drop along the line is maintained constant by installing