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Objective Questions

Latest UCSL Diploma Engineering Trainee Exam Question (Objective Questions), MCQ in English

Subjects : General Awareness, English Language, Numerical Ability, Reasoning Ability, Electrical

Question Bank UCSL Diploma Engineering Trainee (Electrical) Exam Phase 1 - English
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General Awareness

Question 1Single Answer
Yojna a weekly journal
  1. A
    Ministry of Finance        
  2. B
    Ministry of Information and Broadcastin
  3. C
    Ministry of Rural Development
  4. D
    Planning Commission
Question 2Single Answer
Sattriya dance form is famous in which of these states ?
  1. A
    Assam
  2. B
    Himachal Pradesh
  3. C
    Punjab
  4. D
    Tamil Nadu
Question 3Single Answer
Which is the national game of Bhutan ?
  1. A
    badminton
  2. B
    basketball
  3. C
    football
  4. D
    archery
Question 4Single Answer
Who is known as the "Missile Man of India"?
  1. A
    Dr. Homi J. Bhabha
  2. B
    Dr. Vikram Sarabhai
  3. C
    Dr. APJ Abdul Kalam
  4. D
    Dr. Satish Dhawan
Question 5Single Answer
World AIDS Day is observed annually on December 1 to raise awareness about HIV/AIDS. Which theme was adopted for World AIDS Day 2025?
  1. A
    Ending the HIV Epidemic
  2. B
    Know Your Status
  3. C
    My Health, My Right
  4. D
    Zero Discrimination

English Language

Question 6Single Answer
I go to Madurai by —– Vaigai Express
  1. A
    a
  2. B
    an
  3. C
    some
  4. D
    the
Question 7Single Answer
Have the car stolen!
  1. A
    Steal the car
  2. B
    You should have the stolen car
  3. C
    Get someone to steal the car
  4. D
    They have stolen the car
Question 8Single 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.
  1. A
     presented , stay
  2. B
    introduced , keep
  3. C
    announce , make
  4. D
    created , let
  5. E
    proclaimed , hold
Question 9Single 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
  1. A
    liabilities
  2. B
    responsibilities
  3. C
    estates
  4. D
    profits
Question 10Single 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
  1. A
     Affirmation
  2. B
    Slander
  3. C
    Oath
  4. D
    Testimony

Numerical Ability

Question 11Single Answer
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:__________ ?
  1. A
    51:52
  2. B
    52:53
  3. C
    51:53
  4. D
    52:55
Question 12Single Answer
Which of the following numbers is irrational ?
  1. A
    √49
  2. B
    0.125
  3. C
    √2
  4. D
    22/7
Question 13Single Answer
356 x 936 – 356 x 836 = ?
  1. A
    35600  
  2. B
    34500
  3. C
    9630
  4. D
    93600
Question 14Single Answer
Arrange in descending order: 5/8, 7/10, 3/4
  1. A
    3/4 > 7/10 > 5/8
  2. B
    7/10 > 3/4 > 5/8
  3. C
    3/4 > 5/8 > 7/10
  4. D
    5/8 > 7/10 > 3/4
Question 15Single Answer
What is (3^{4} times 9^{2}) ?
  1. A
    36
  2. B
    38
  3. C
    310
  4. D
    96
     

Reasoning Ability

Question 16Single 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?
  1. A
    Two
  2. B
    Three
  3. C
    Five
  4. D
    Four
  5. E
    None of these
Question 17Single 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
  1. A
    True
  2. B
    False
  3. C
    Uncertain
  4. D
    None
Question 18Single 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 ?
  1. A
    X
  2. B
    W
  3. C
    I
  4. D
    H
Question 19Single 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?
  1. A
    SUM
  2. B
    BIG
  3. C
    Both BIG and THE
  4. D
    FOR
  5. E
    Both FOR and BIG
Question 20Single 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 ?
  1. A
    AND
  2. B
    FOR
  3. C
    THE
  4. D
    BIG
  5. E
    SUM

Electrical

Question 21Single Answer
When a very small amount of higher conducting metal is added to a conductor, its conductivity will 
  1. A
    increase
  2. B
     decrease
  3. C
    remain the same 
  4. D
    increase or decrease depending on the impurity
Question 22Single 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
  1. A
    a conductor
  2. B
    an insulator
  3. C
    a semiconductor 
  4. D
    a superconductor
Question 23Single Answer
The temperature coefficient of resistance of a doped semiconductor is
  1. A
    always positive
  2. B
    always negative
  3. C
    zero 
  4. D
    positive or negative depending upon the level of doping 
Question 24Single Answer
In the slice processing of an integrated circuit
  1. A
    components are formed in the areas where silicon dioxide remains
  2. B
    components are formed in the areas where silicon dioxide has been removed
  3. C
    the diffusing elements diffuse through silicon dioxide 
  4. D
    only on diffusion process is used 
Question 25Single 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?
  1. A
    1  and 2 only 
  2. B
    1 and 3 only
  3. C
    1, 2 and 3         
  4. D
    2 and 3
Question 26Single Answer
A semiconductor differs from a conductor in that it has
  1. A
    Only one path for the free electrons in the valence band
  2. B
    Only one path for holes in the conduction band
  3. 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 
  4. 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 27Single Answer
Which of the following circuits is used for converting a sine wave into a square wave?
  1. A
    Monostablemultivibrator
  2. B
    Bistablemultivibrator
  3. C
    Schmitt trigger circuit 
  4. D
    Darlington complementary pair
Question 28Single Answer
Which of the following elements of electrical engineering cannot be analyzed using Ohm’s law ?
  1. A
    Capacitors
  2. B
    Inductors
  3. C
    Transistors
  4. D
    Resistance
Question 29Single 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?
  1. A
    1  and 2 only 
  2. B
    1 and 3 only
  3. C
    2 and 3 only 
  4. D
    1, 2 and 3 
Question 30Single Answer
Three identical amplifiers each having a voltage gain of 50 are cascaded. The open loop voltage gain of the combined amplifier is
  1. A
    71 dB 
  2. B
    82 dB 
  3. C
    91 dB 
  4. D
    102 dB 
Question 31Single Answer
If a square matrix of order 100 has exactly 15 distinct eigenvalues, then the degree of the minimum polynomial is 
  1. A
    At least 15 
  2. B
    At most 15 
  3. C
    Always 15 
  4. D
    Exactly 100
Question 32Single Answer
For high speed reading and storing of information in a computer, the core shall be of 
  1. A
    Ferrite 
  2. B
    Piezoelectric 
  3. C
    Pyroelectric 
  4. D
    Ferromagnetic above 768°C
Question 33Single Answer
Soft magnetic materials should have 
  1. A
    Large saturation magnetization and large permeability 
  2. B
    Low saturation magnetization and large permeability 
  3. C
    Large saturation magnetization and low permeability 
  4. D
    Low saturation magnetization and low permeability 
Question 34Single Answer
Orbital magnetic moment of an electron, in an atom, is of the order of 
  1. A
    0.1 Bohr magneton 
  2. B
    1.0 Bohr magneton 
  3. C
    10 Bohr magneton 
  4. D
    100 Bohr magneton
Question 35Single Answer
When the temperature of a ferromagnetic material exceeds the Curie temperature, it behaves similar to a 
  1. A
    Diamagnetic material 
  2. B
    Ferrimagnetic material 
  3. C
    Paramagnetic material 
  4. D
     Antiferromagnetic material
Question 36Single 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
  1. A
    0.8 Ω
  2. B
    1.4 Ω
  3. C
    2 Ω
  4. D
    2.8 Ω
Question 37Single 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?
  1. A
    7.0 × 1012 m-3
  2. B
    7.0 × 10-12 m-3
  3. C
    7.0 × 10-12 m3
  4. D
    7.0 × 1012 m3
Question 38Single 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?
  1. A
    9.2 × 105/m3
  2. B
    2.77 × 103/m3
  3. C
    2.43 × 1019/m3
  4. D
    8.9 × 1012/m3
Question 39Single Answer
Heat conduction in a semiconductor takes place
  1. A
    By the mobility of the carriers
  2. B
    Due to energy gap between conduction band and valency band
  3. C
    By the holes and thermal vibrations of atoms
  4. D
    By the electrons and thermal vibrations of atoms
Question 40Single 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
  1. A
    Parallel polarized
  2. B
    Perpendicularly polarized
  3. C
    Normally polarized
  4. D
    None of the above
Question 41Single Answer
An electrical breakdown of a p-n junction occurs if
  1. A
    Forward voltage increases up to the rating
  2. B
    Reverse voltage increases beyond the rating
  3. C
    Forward voltage decreases below the rating
  4. D
    Reverse voltage decreases below the rating
Question 42Single Answer
The chief deterrent to the widespread application of superconducting materials is
  1. A
    Very difficult to form, machine or case
  2. B
    The difficult in attaining and maintaining extremely low temperature
  3. C
    The poor strength-to-weight ratio
  4. D
    The lower oxidation rate at elevated temperatures
Question 43Single Answer
Which one of the following properties is not observed in the carbon nanotubes ?
  1. A
    High stiffness and strengths
  2. B
    Low densities
  3. C
    Unusual electrical property
  4. D
    Non-ductile
Question 44Single Answer
The evidence for the importance of electron-phonon interaction in super-conductors comes from
  1. A
    Meissner effect
  2. B
    Josephson effect
  3. C
    Isotope effect
  4. D
    x quantization experiments
Question 45Single Answer
Which one of the following materials is used for cable insulation ?
  1. A
    Phenol formaldehyde
  2. B
    Polytetrafluoroethylene
  3. C
    Polyvinyl chloride
  4. D
    Acrylonitrile butadiene styrene
Question 46Single Answer
For high speed reading and storing of information in a computer, the material used is
  1. A
    Ferrite
  2. B
    Piezoelectric
  3. C
    Pyroelectric
  4. D
    Ferromagnetic above 768°C
Question 47Single Answer
The temperature above which an anti-ferromagnetic material becomes paramagnetic is called
  1. A
    Peak temperature
  2. B
    Neel temperatur
  3. C
    Critical temperature
  4. D
    Weiss temperature
Question 48Single Answer
Which effect is the converse of Peltier effect ?
  1. A
    Seeback effect
  2. B
    Thomson effect
  3. C
    Hall effect
  4. D
    Joule effect
Question 49Single Answer
Magnetic materials which may be readily magnetized in either direction are
  1. A
    Soft magnetic materials
  2. B
    Hard magnetic materials
  3. C
    High eddy current loss materials
  4. D
    High hysteresis loss materials
Question 50Single Answer
Consider the following statements regarding a ferromagnetic material:
1.Below the ferromagnetic Curie temperature, the ferromagnetic materials exhibit hysteresis effect.
2.The coercive force is the filed required to reduce the flux density to zero. 
Which of the above statements is/are correct?
  1. A
    Both 1 and 2
  2. B
    Neither 1 nor 2
  3. C
    1 only
  4. D
    2 only
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