Power distribution and utilization solved MCQs with the answer

1. _____material not used in transmission and distribution of electrical power.

A. tungsten
B. steel
C. aluminium
D. copper
E. None of these

2. _____KV is not the trans­mission voltage in America.

A. 264
B. 145
C. 66
D. 400
E. None of these

3. Seam welding is not suitable for____

A. Welding alloys of copper

B. Welding in air crafts
C. Welding in transformers
D. Welding in tanks

4. thermal protection switch provides protection against for____

A. Temperature
B. Overload
C. Short circuit
D. Over voltage
E. None of these

5. voltage of Disc type insulators is_____KV.

A 33
B. 31
C. 56
D. 150

6. 66 kV is suitable for transmission of power over____km

A. 60
B. 70
C. 130
D. 200
E. None of these

7. the transmission 310 km line is ____line.

A. medium line
B. long line
C. short line
D. Both A and B
E. None of these

8. Boosters based on____

A. transformer
B. capacitors
C. inductor
D. None of these

9. CFL stand for____.

A. Combustible fluoride lamp
B. Conductor fluoride lamp
C. Compact fluorescent lamp
D. None of these

10. one of the following is actuating quantity for the relays.

A. Frequency
B. Magnitude

C. Phase angle
D. All of above
E. None of these