Current Electricity – Online MCQs – Physics 10th

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

2. Which statement is TRUE for an electric current?

3. Ohm’s law can be applied directly to:

4. The (K) in Ohm’s law (I = KV) indicated the:

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

6. 1 ohm = __________

7. In a centimetre-gram-second (CCS) system the unit of EMF is:

8. It is an electrical component that converts one form of energy int another form of energy.

9. Which statement is TRUE for the conductance of a conductor (K)?

10. When a current flows through a resistor, electrical energy is convened into:

11. An electric current is always considered as the flow of:

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

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

14. Joule’s Law state that the rate at which heat is produced by a steady current in any part of an electric circuit is jointly proportional to the resistance and the square of the:

15. Current is a:

16. Energy dissipated = ______________

17. Resistance of a conductor does not depend on:

18. The property of a body to oppose the flow of electric charge through it is called electric ___________.

19. The rate at which the work is being done in an electrical circuit is called:

20. Which of the following is NOT equivalent to watt?