1. Which device is used to measure electric current?
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Unit 17: Electric Circuits
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Question 1 of 20
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2. The energy supplied to a circuit depends on:
3. The SI unit of electric power is:
4. Which appliance uses maximum power?
5. In a series combination of resistors, the total resistance is:
6. If voltage across a resistor is doubled, the current will:
7. Electric power is the rate of:
8. The SI unit of resistance is:
9. The main source of electricity in homes is:
10. Which quantity remains the same across each branch of a parallel circuit?
11. When cells are connected in series, the total EMF is:
12. The material used for making fuse wire should have:
13. Electricity is widely used because it is:
14. A variable resistor is also known as:
15. Which of the following converts electrical energy into light?
16. Ohm’s law states that current is directly proportional to:
17. One kilowatt-hour is equal to:
18. Resistance is defined as the opposition to the flow of:
19. Electric energy consumed is usually measured in:
20. Electric shock occurs due to: