GK Questions with answers on Science Physics (Magnetic field of electric Current) Set VI
GK Questions with answers on Science Physics (Magnetic field of electric Current) Set VI ,in this set you will find repository of 10 Objective Type Questions that will help you to attune and equipped for different competitive examinations like UPSC-prelims, IAS-prelims, NDA, CDS, SSC, State Services etc as well as academic examinations.
1. What is the electric potential of neutral wire?
A. Zero volt
B. 100 volt
C. 10 volt
D. 10 volt
Ans: A
2. What is the colour of insulation covering on live wire?
A. Green
B. Red
C. Black
D. Yellow
Ans: B
3. What is the colour of insulation covering on neutral wire?
A. Blue
B. Red
C. Green
D. Black
Ans: D
4. What is the rating of main fuse which is put in the live wire?
A. 10 amperes
B. 140 amperes
C. 50 amperes
D. 65 amperes
Ans: C
5. In which unit is the electrical energy consumed by us recorded?
A. Volt
B. Kilowatt-minute
C. Kilowatt-hour
D. Kilowatt-second
Ans: C
6. Which of the following are the two separate circuits in a house?
A. Lighting and power circuit
B. Open and closed circuit
C. Series and parallel circuit
D. None of the above
Ans: A
7. What is the fuse of lighting circuit?
A. 20 A fuse
B. 5 A fuse
C. 18 A fuse
D. 5 A fuse
Ans: B
8. What is the fuse of power circuit?
A. 5 A fuse
B. 18 A fuse
C. 15 A fuse
D. 10 A fuse
Ans: C
9. Which of the following devices is run by lighting circuit in the house?
A. Electric bulb
B. Tube-lights
C. Fans
D. All of the above
Ans: D
10. Which of the following devices is run by power circuit in the house?
A. Tube-lights
B. Electric iron
C. Television
D. Radio
Ans: B