Test Your Knowledge - Free MCQ PRACTICE
by Saksham Chaudhry : Paschim Vihar, New Delhi 110063 T: 1142316457, 9810570740
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DRIVINGTEST
A fresh set of 20 random questions is generated every time you open this page and every time you refresh it.
For each of the following multiple choice questions, choose the most appropriate answer :

1. Which half of the cleat pair is used to hold cable grip?
A. Top
B. Middle
C. Bottom
D. All of these

2. The following is indirect cost of accident
A. Money paid for treatment of worker
B. Compensation paid to worker
C. Cost of lost time of injured worker
D. All these

3. CAT 5 is used for :
A. LAN
B. Internet
C. Current
D. Voltage

4. Electron beam is deflected in :
A. 1 direction
B. 2 directions
C. 3 directions
D. 4 directions

5. An over excited synchronous motor draws current at
A. lagging power factor
B. leading power factor
C. unity power factor
D. depends on the nature of load

6. The current IB is :
A. electron current
B. hole current
C. donor ion current
D. acceptor ion current

7. A current is said to be direct current when its ?
A. Magnitude remains constant with time
B. Magnitude changes with time
C. Direction changes with time
D. Magnitude and direction changes with time

8. Zener diodes , when used as voltage standards ?
A. are reverse biased
B. cover a wide range of current
C. operate in breakdown strength
D. all of above

9. In a transformer, linkage of magnetic flux takes place from :
A. Primary to secondary
B. Secondary to primary
C. Primary to secondary then secondary to primary
D. None of these

10. 1’s complement of 11100110 is ……………….
A. 00011001
B. 10000001
C. 00011010
D. 00000000

11. The basic elements of an electric drive are :
A. electric motor and the transmission system
B. electric motor ,the transmission and control system
C. the transmission and control system
D. electric motor and conversion equipment

12. The frequency of the induced emf in an induction motor is
A. Greater than the supply frequency
B. Lesser than the supply frequency
C. Same as the supply frequency
D. None of these

13. The following extinguisher is suitable for cotton or other textile fire
A. Water
B. Soda acid
C. Foam
D. Dry chemicals

14. How many colours does copper UTP wiring have?
A. 6
B. 7
C. 8
D. 10

15. Purpose of providing Armouring to an underground cable is to prevent :
A. White ant attack
B. Entry of moisture
C. Mechanical injury
D. Bursting

16. Two wires have the same material and length, but their masses are in the ration of 4:3. If they are stretched by the same force, their elongations will be in the ratio of
A. 2:3
B. 3:4
C. 4:3
D. 9:16

17. A ring counter with 5 flip flops will have ………. states.
A. 5
B. 10
C. 32
D. Infinite

18. The frequency of rotor current in an induction motor is
A. slip times the frequency of stator current
B. slip times the frequency of supply
C. One by slip times the frequency of stator current
D. One by slip times the frequency of supply

19. The input impedance of a transistor is :
A. zero
B. low
C. high
D. very high

20. What is the synchronous speed of 6 poles motor running at 50 Hz frequency supply?
A. 1000 RPM
B. 1200 RPM
C. 6000RPM
D. 7200 RPM

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