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Objective Questions

Latest UPPSC AE Electrical Exam Question (Objective Questions), MCQ in English

Subjects : General Studies, Concerned Subjects (Electrical)

Question Bank UPPSC Assistant Engineer (Electrical) Mains Exam Paper 2 - English
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General Studies

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
Kurukshetra a journal on rural development is published by
  1. A
    Ministry of Finance 
  2. B
    Ministry of Information and Broadcastin
  3. C
    Ministry of Rural Development
  4. D
    Planning Commission
Question 3Single Answer
Devaluation of a currency means
  1. A
    Fixing the value of the currency in conjuction with the movement in the value of a basket of predetermined currencies
  2. B
    Reduction in the value of a currency vis-à-vis major internationally traded currencies
  3. C
    Fixing the value of currency in multilateral consultaion with the IMF the World Bank and major trading partners
  4. D
    Permitting the currency to seek its worth in the international market
Question 4Single 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
  1. A
    1 and 3
  2. B
    2 and 3
  3. C
    1 and 2
  4. D
    1,2 and 3
Question 5Single Answer
Which of the following programmes aims at the promotion of savings among rural women
  1. A
    Rashtriya Mahila Kosh
  2. B
    Indira Mahila Yojna
  3. C
    Jawahar Rozgar Yojna
  4. D
    Mahila Samridhi Yojna
Question 6Single 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 7Single 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 8Single 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.
  1. A
    A
  2. B
    E
  3. C
    T
  4. D
    X
  5. E
    Y
Question 9Single 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?
  1. A
    None            
  2. B
    One         
  3. C
    Two       
  4. D
    Three        
  5. E
    More than three
Question 10Single 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?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
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
     
Question 16Single Answer
Temperature can be expressed as derived quantity in terms of
  1. A
    length and mass
  2. B
    mass and time
  3. C
    length, mass and time
  4. D
    None of these
Question 17Single Answer
Electron volt is a unit of
  1. A
    potential difference
  2. B
    charge
  3. C
    energy
  4. D
    capacity
Question 18Single Answer
Which of the following is not a synthetic fibre:
  1. A
    Anygora
  2. B
    Rayon
  3. C
    Nylon
  4. D
    Polyster
Question 19Single Answer
Which one of the following is not contained in Portland cement ?
  1. A
    Ca3Al2O6
  2. B
    Ca3SiO5
  3. C
    Ca2Si­O4
  4. D
    Ca3(PO4)2
Question 20Single Answer
Which of the following contain enzymes for cellular respiration ?
  1. A
    Dictyosomes
  2. B
    Endoplasmic reticulum
  3. C
    lysosomes
  4. D
    Mitochondria
Question 21Single Answer
Which one among the following nutrients is a strctural
  1. A
    Cell membrane
  2. B
    Plasma membrane
  3. C
    Cell wall
  4. D
    Nucleus
Question 22Single Answer
When Uttar Pradesh got it officially as statehood ?
  1. A
    24 January, 1950
  2. B
    26 January, 1952
  3. C
    1 January, 1956
  4. D
    18 February, 1957
Question 23Single Answer
How many districts are there in Uttar Pradesh
  1. A
    60
  2. B
    57
  3. C
    75
  4. D
    87
Question 24Single Answer
Which city hosted the launch of Capital Radio in 1973?
  1. A
    Manchester
  2. B
    London
  3. C
    Birmingham
  4. D
    Glasgow
Question 25Single Answer
Which ministry launched the Green Hydrogen Certification Scheme of India (GHCI)?
  1. A
    Ministry of Power
  2. B
    Ministry of Petroleum and Natural Gas
  3. C
    Ministry of New and Renewable Energy
  4. D
    Ministry of Environment, Forest and Climate Change

Concerned Subjects (Electrical)

Question 26Single Answer
What is the primary function of a chopper in a DC drive system?
  1. A
    To regulate AC voltage
  2. B
    To convert DC to AC
  3. C
    To control DC voltage by varying duty cycle
  4. D
    To step up AC voltage
Question 27Single Answer
Which type of chopper is used for regenerative braking in DC drives?
  1. A
    Step-up chopper
  2. B
    Step-down chopper
  3. C
    Two-quadrant chopper
  4. D
    Single-quadrant chopper
Question 28Single Answer
In a DC drive, what does the armature control method primarily regulate?
  1. A
    Field current
  2. B
    Armature voltage
  3. C
    Motor torque
  4. D
    Back EMF
Question 29Single Answer
What is the role of a freewheeling diode in a DC chopper circuit?
  1. A
    To increase voltage
  2. B
    To provide a path for inductor current during off-time
  3. C
    To block reverse current
  4. D
    To regulate frequency
Question 30Single Answer
Which power electronic device is commonly used in DC drives for speed control?
  1. A
    Diode
  2. B
    Thyristor
  3. C
    IGBT
  4. D
    BJT
Question 31Single Answer
What is the main advantage of using a PWM-based chopper in DC drives?
  1. A
    High power loss
  2. B
    Reduced harmonics and improved efficiency
  3. C
    Fixed frequency operation
  4. D
    Low voltage regulation
Question 32Single Answer
In a DC motor drive, how is speed increased above the base speed?
  1. A
    By reducing field current
  2. B
    By increasing armature voltage
  3. C
    By increasing load torque
  4. D
    By reducing armature resistance
Question 33Single Answer
What is the purpose of a cycloconverter in AC drives?
  1. A
    To convert DC to AC
  2. B
    To convert AC of one frequency to another
  3. C
    To regulate DC voltage
  4. D
    To step up AC voltage
Question 34Single Answer
Which type of AC drive is most suitable for high-power applications?
  1. A
    Voltage source inverter (VSI) drive
  2. B
    Cycloconverter drive
  3. C
    Current source inverter (CSI) drive
  4. D
    Matrix converter drive
Question 35Single Answer
What is the function of a V/f control in AC drives?
  1. A
    To maintain constant torque
  2. B
    To maintain constant flux
  3. C
    To reduce harmonics
  4. D
    To increase power factor
Question 36Single Answer
Which modulation technique is commonly used in AC drive inverters?
  1. A
    Amplitude modulation
  2. B
    Frequency modulation
  3. C
    Pulse width modulation (PWM)
  4. D
    Phase modulation
Question 37Single Answer
What happens if the V/f ratio is increased in an AC drive?
  1. A
    Motor overheats
  2. B
    Flux decreases
  3. C
    Torque increases
  4. D
    Speed decreases
Question 38Single Answer
Which component in an AC drive converts AC to DC?
  1. A
    Inverter
  2. B
    Rectifier
  3. C
    Chopper
  4. D
    Cycloconverter
Question 39Single Answer
What is the primary advantage of vector control in AC drives?
  1. A
    Simple implementation
  2. B
    Low cost
  3. C
    Precise torque and speed control
  4. D
    Fixed frequency operation
Question 40Single Answer
Which type of inverter is used in variable frequency drives (VFDs)?
  1. A
    Single-phase inverter
  2. B
    Three-phase inverter
  3. C
    Cycloconverter
  4. D
    Matrix converter
Question 41Single Answer
What is the effect of increasing the switching frequency in a PWM inverter?
  1. A
    Increased power loss
  2. B
    Reduced harmonics
  3. C
    Lower efficiency
  4. D
    Both a and b
Question 42Single Answer
Which type of AC motor is most commonly used with VFDs?
  1. A
    Synchronous motor
  2. B
    Induction motor
  3. C
    DC motor
  4. D
    Universal motor
Question 43Single Answer
What is the purpose of a snubber circuit in power electronics?
  1. A
    To increase voltage
  2. B
    To protect switching devices from voltage spikes
  3. C
    To regulate current
  4. D
    To reduce harmonics
Question 44Single Answer
In a DC drive, what happens when the field current is reduced?
  1. A
    Speed decreases
  2. B
    Torque increases
  3. C
    Speed increases
  4. D
    Back EMF decreases
Question 45Single Answer
Which control method is used for smooth speed control in AC drives?
  1. A
    Scalar control
  2. B
    Vector control
  3. C
    Direct torque control
  4. D
    Both b and c
Question 46Single Answer
What is an electric drive?
  1. A
    A system that converts electrical energy to mechanical energy
  2. B
    A system that converts mechanical energy to electrical energy
  3. C
    A system that regulates voltage
  4. D
    A system that controls current
Question 47Single Answer
Which type of drive is used for constant speed applications?
  1. A
    DC drive
  2. B
    AC drive
  3. C
    Synchronous drive
  4. D
    Servo drive
Question 48Single Answer
What is a group drive?
  1. A
    A single motor driving multiple loads
  2. B
    Multiple motors driving a single load
  3. C
    A motor with variable speed control
  4. D
    A motor with regenerative braking
Question 49Single Answer
Which type of drive is most suitable for precise position control?
  1. A
    DC drive
  2. B
    Servo drive
  3. C
    Induction drive
  4. D
    Synchronous drive
Question 50Single Answer
What is the main disadvantage of an individual drive?
  1. A
    High cost
  2. B
    Low efficiency
  3. C
    Poor speed control
  4. D
    High maintenance
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