Current Electricity – Online MCQs – Physics 10th

1. Equation of power dissipation in resistors is:

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

3. Resistance of a conductor does not depend on:

4. If the temperature of a metallic conductor increases, electrical resistance will:

5. 1 ohm = __________

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

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

8. The resistance of a wire on increasing its temperature will be:

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

10. Heat produced in a conductor can be calculated by Joule’s heat law:

11. Ohm’s law is not applicable to:

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

13. AC changes direction every:

14. frequency of alternating current is:

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

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

17. The resistivity of the material ρ is measured in:

18. The S.I unit of electric current is:

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

20. The resistance of a metal increases with increasing temperature because: