Question for KELTRON Engineer 2026 - Quiz / Questions / MCQ

Objective Questions

Latest KELTRON Engineer Exam Question (Objective Questions), MCQ in English

Subjects : Reasoning, General English, General Knowledge, Electrical Engineering

Question Bank KELTRON Engineer Exam (Electrical) - English

Reasoning

Question 1Single 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 2Single 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 3Single 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.

Question 4Single 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 5Single 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 6Single 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 7Single 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.

Question 8Single 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 9Single 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 10Single 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’.

Question 11Single 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 ?

Question 12Single 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 13Single 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 14Single 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 15Single Answer

Passage :

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

General English

Question 16Single Answer

I go to Madurai by —– Vaigai Express

A
a
B
an
C
some
D
the

Question 17Single Answer

Have the car stolen!

A
Steal the car
B
You should have the stolen car
C
Get someone to steal the car
D
They have stolen the car

Question 18Single Answer

The payment was collected by the hardworking salesman.

A
The hardworking salesman collected the payment.
B
the salesman who worked heard was able to collect the payment.
C
to collect the payment the salesman had to work hard.
D
The hardworking salesman was able to collect the payment.

Question 19Single Answer

I had to stop all my work to complete this project.

A
All other work had to be stopped to complete this project by me
B
For completing this project all other work must be stopped
C
For completing this project I had to stop all my work
D
To complete this project all other work had been stopped by me

Question 20Single Answer

They have published the names of all the successful candidates.

A
The candidates who have succeeded their names they had published.
B
The names of all the successful candidates have been published by them
C
The candidates who have succeeded their names have been published by them.
D
The names of all the successful candidate were published by them.

Question 21Single Answer

The online shopping site lowered the prices.

A
Lowering of the prices was done by the online shopping site
B
The prices were lowered by the online shopping site
C
The prices had been lowered by the online shopping site
D
The prices have been lowered by the online shopping site

Question 22Single Answer

Who taught you to drive a truck ?

A
To drive a truck by whom were you taught?
B
Driving a truck by who were you taught?
C
Driving a truck by who were you being taught?
D
By whom were you taught to drive a truck?

Question 23Single Answer

We shall invite Suresh.

A
Suresh would be invited by us
B
Suresh would have been invited by us
C
Suresh will be invited by us
D
Suresh will have been invited by us

Question 24Single Answer

Dark clouds have overcast the evening sky.

A
By the dark clouds the evening sky was overcast.
B
The evening sky has been overcast by the dark clouds.
C
Dark clouds overcastted the evening sky.
D
The sky of the evening was overcasted by dark clouds.

Question 25Single Answer

The partners will celebrate their triumph tomorrow.

A
The triumph would be celebrated by the partners a day before
B
The triumph would be celebrated by the partners a day after
C
The triumph would have been celebrated by the partners a day after
D
The triumph will have been celebrated by the partners tomorrow

Question 26Single Answer

Passage :

Direction : Question below has two blanks, each blank indicting that some thing has been omitted. Choose the word for each blank which best fits the meaning of the sentence as a whole.

The Finance Department has ……………a centralized online databank system for all statutory government bodies to …………an eye on their assets and liabilities.

A
presented , stay
B
introduced , keep
C
announce , make
D
created , let
E
proclaimed , hold

Question 27Single Answer

Passage :

Direction : The five items in this section consists of a word or group of words followed by four words as (a), (b), (c) and (d). Select the word which is nearly opposite to the meaning of the original word or group of words and mark your response as (a), (b), (c) and (d), as the case may be, in your Answer Sheet.

Assets

A
liabilities
B
responsibilities
C
estates
D
profits

Question 28Single Answer

Passage :

Direction : In the question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it

Affidavit

A
Affirmation
B
Slander
C
Oath
D
Testimony

Question 29Single Answer

Passage :

Direction: In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it

Hollow

A
Alveolate
B
Cleft
C
Cavernous
D
Solid

Question 30Single Answer

Passage :

Directions: In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it

Cosset

A
Ignoreb
B
Close
C
Caress
D
Fondle

General Knowledge

Question 31Single Answer

Yojna a weekly journal

A
Ministry of Finance
B
Ministry of Information and Broadcastin
C
Ministry of Rural Development
D
Planning Commission

Question 32Single 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 33Single 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 34Single 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 35Single 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 36Single 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 37Single 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 38Single 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 39Single Answer

During which Five Year Plan was the annual growth rate of National Income the lowest

A
2^nd plan
B
3^rd plan
C
5^th plan
D
6^th plan

Question 40Single Answer

Which of the following taxes is a progressive tax

A
sales tax
B
custom tax
C
excise tax
D
income tax

Question 41Single Answer

The theme for International Workers' Day (May 1st) is chosen by which organization ?

A
World Health Organization (WHO)
B
International Labour Organization (ILO)
C
United Nations Educational, Scientific and Cultural Organization (UNESCO)
D
International Monetary Fund (IMF)

Question 42Single Answer

A recent scientific study suggests the Great Barrier Reef might show signs of _______ .

A
Complete collapse
B
Significant recovery
C
Stagnant growthc
D
Accelerated bleaching

Question 43Single Answer

Negotiations for a potential peace deal between Russia and Ukraine are currently being mediated by ______ .

A
The United Nations (UN)
B
The European Union (EU)
C
Turkey
D
China

Question 44Single Answer

SpaceX recently launched its latest batch of Starlink internet satellites, aiming to improve internet access in ______ .

A
Developed nations
B
Remote and underserved areas
C
Conflict zones
D
All of the above

Question 45Single Answer

The International Monetary Fund (IMF) recently revised its global economic growth forecast for 2024 downwards due to ______ .

A
Rising interest rates
B
Increased geopolitical tensions
C
Technological advancements
D
A decline in oil prices

Question 46Single Answer

The focus of the upcoming G7 summit (May 18-19) is expected to be on _______ .

A
Climate change mitigation
B
Global food security crisis
C
Space exploration initiatives
D
Strengthening international trade

Question 47Single Answer

The recent surge in monkeypox cases has been linked to travel from which region in Africa ?

A
West Africa
B
East Africa
C
North Africa
D
South Africa

Question 48Single Answer

The recent cyberattack targeting a major oil pipeline in the United States is believed to be carried out by a hacker group from which country ?

A
China
B
Russia
C
Iran
D
North Korea

Question 49Single Answer

The annual World Press Freedom Day is observed on which date in May ?

A
May 1st
B
May 3rd
C
May 9th
D
May 15th

Question 50Single Answer

The first-ever mission to explore the surface of Venus is planned for launch by which space agency in 2024 ?

A
NASA (USA)
B
European Space Agency (ESA)
C
JAXA (Japan)
D
Roscosmos (Russia)

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Electrical Engineering

Question 51Single 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 52Single 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 53Single 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 54Single 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 55Single 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 56Single 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 57Single 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 58Single 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 59Single 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 60Single 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 61Single 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 62Single 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 63Single 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 64Single 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 65Single 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 66Single 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 67Single 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 68Single 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 69Single 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 70Single Answer

For constant voltage transmission, the voltage drop along the line is maintained constant by installing

A
capacitors
B
inductors
C
resistors
D
synchronous phase modifiers at the receiving end

Question 71Single Answer

AC network analyser is employed for solving the problems of

A
load flow
B
load flow and stability
C
load flow and short - circuit
D
load flow, stability and short - circuit

Question 72Single Answer

The change in excitation in an alternator connected to an infinite line provides a corresponding change in

A
terminal voltage
B
speed of rotor
C
power generated
D
power factor

Question 73Single Answer

Different types of insulators used for transmission lines are

A
pin type only
B
suspension type only
C
strain type only
D
pin type, suspension type and shackle type

Question 74Single Answer

The conductor connecting consumer's terminals to the distributor is called the

A
feeder
B
distributor
C
service main
D
none of the above

Question 75Single Answer

Which of the following method or techniques can be used for the measurement of high d.c. voltages ?

A
Generating voltmeter
B
Electrostatic voltmeter
C
Peak voltmeter
D
Half effect generators

Question 76Single Answer

The ripple voltage in dc output is small if

A
frequency of supply voltage is small
B
the filtering capacitor is small
C
load current is small
D
none of these

Question 77Single Answer

The voltage measurements using uniform spark gap are

A
affected by dust particles
B
affected by polarity of supply
C
affected by temperature
D
none of these

Question 78Single Answer

Neutral earthing is provided for

A
the safety of personnel from electric shock
B
the safety of equipment and personnel against lightning and voltage surges
C
reducing the voltage stress on lines and equipment with respect to earth under various operating and fault conditions
D
controlling the earth fault currents for protective relaying
E
both (c) and (d)

Question 79Single Answer

The function of Lightning arrester is

A
to limiting the short - circuit fault current
B
to provide path to high voltage surge to earth
C
to reduce arcing
D
none of these

Question 80Single Answer

In which of the following cases are delay fuses used ?

A
For the protection of light circuits
B
For the protection of power out - let circuits
C
For the protection of fluorescent lamps
D
For the protection of motors

Question 81Single Answer

In order to improve the voltage profile of the line, compensation is resorted by providing

A
capacitors at the receiving end
B
reactors at the receiving end
C
resistors at the receiving end
D
none of these

Question 82Single Answer

Skin effect in conductor is proportional to

A
(diameter of conductor) ^1/2
B
diameter of conductor
C
(diameter of conductor)²
D
(diameter of conductor)⁴

Question 83Single Answer

The function of steel wire in an ACSR conductor is to

A
compensate for skin effect
B
take care of surges
C
provide additional mechanical strength
D
reduce inductance

Question 84Single Answer

A fault is more severe from the view point of RRRV if it is a

A
Short length fault
B
Medium length line fault
C
Long length line fault
D
None of these

Question 85Single Answer

Protective resistance to be connected between the sphere gap and the test equipment is required while measuring

A
power frequency and higher frequency a.c. voltage
B
power frequency and impulse voltage
C
all kinds of voltages
D
none of these

Question 86Single Answer

Series capacitor is used in a transmission line to

A
compensate the voltage drop
B
reduce line loss
C
limit short circuit current
D
improve load power factor

Question 87Single Answer

The passive element that is used as interconnecting element for the stable operation of interconnected system is

A
reactor
B
resistor
C
capacitor
D
resistor and capacitor

Question 88Single Answer

Corona loss in a transmission line is dependent on

A
diameter of the conductor
B
material of the conductor
C
height of the conductor
D
none of these

Question 89Single Answer

In a minimum oil circuit breaker the oil is used

A
to act as circuit breaking medium only
B
for circuit breaking and providing insulation
C
for providing insulation only
D
for none of the above purposes

Question 90Single Answer

Skin effect is

A
proportional to frequency
B
proportional to square of frequency
C
inversely proportional to frequency
D
independent of frequency

Question 91Single Answer

Rated making capacity of breaker is equal to

A
X rated symmetrical breaking capacity
B
2.55 X rated symmetrical breaking capacity
C
1 X rated symmetrical breaking capacity
D
none of these

Question 92Single Answer

The main reason for using high voltage for long distance power transmission is

A
reduction in transmission losses
B
reduction in time of transmission
C
increase in system reliability
D
none of the above

Question 93Single Answer

Bus - coupler is very essential in

A
single bus - bar arrangement
B
ring bus - bar arrangement
C
double bus, double breaker arrangement
D
main and transfer bus

Question 94Single Answer

With the rise in temperature, the insulation resistivity

A
remains unchanged
B
decreases linearly
C
increases linearly
D
reduces exponentially

Question 95Single Answer

The effect of bonding the cable is

A
to increase the effective resistance and inductance
B
to increase the effective resistance but reduce inductance
C
to reduce the effective resistance and inductance
D
to reduce the effective resistance but increase the inductance

Question 96Single Answer

Increase in temperature in overhead transmission lines causes

A
increase in stress and length
B
decrease in stress and length
C
decrease in stress but increase in length
D
none of the above

Question 97Single Answer

The insulation resistance of the cable decreases with the

A
increase in length of cable
B
decrease in length of cable
C
electric stresses
D
none of these

Question 98Single Answer

Corona has the disadvantage(s) of

A
power loss
B
interference with neighbouring communication circuits
C
introducing the harmonics, predominately third harmonics, into the transmission lines
D
all of the above

Question 99Single Answer

In a load duration curve for an intergrated power system the uppermost crest represents the energy contributed by

A
base power stations
B
major thermal stations
C
peaking hydro or gas turbine stations
D
non - conventional power stations

Question 100Single Answer

At bridge crossing and near the railway track ternary lead cables are used because they

A
are of high tensile strength
B
are of low coefficient of thermal expansion
C
are of low specific gravity
D
can withstand shocks and vibrations

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Latest KELTRON Engineer Exam Question (Objective Questions), MCQ in English

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