Current Electricity – Online MCQs – Physics 10th

1. A current that always flows in one direction only is called:

2. S.I unit of EMF is:

3. In the series combination of two or more resistances:

4. Two resistances of 6 Ω and 12 Ω are connected in parallel. Their net resistance is:

5. A galvanometer can be converted into a voltmeter _________ with the galvanometer.

6. If we turn the TV volume down, we’re actually turning up the:

7. Reciprocal of resistivity is called:

8. The length of g conductor is halved. Its resistance will be:

9. Current is a:

10. The condition for the validity of Ohm’s law is that the:

11. Mathematically Ohm’s law can be written as:

12. Motion of any charge moving from one point to another point is Called:

13. Ohm’s law is valid when the temperature of the conductor is:

14. When current flows from the positive terminal to the negative terminal of the battery is called:

15. The condition when the resistance of a circuit is zero is known as:

16. In an electric circuit when electrons move from low to the high potential they will:

17. An instrument which detects electric current is known as:

18. In an electric circuit an ammeter is always connected in:

19. Conductance is reciprocal of:

20. Ohm’s law is not applicable to: