MCQ Class 10 Science Chapter 11 Electricity

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MCQ’s For All Chapters – Science Class 10th

1. Electrical resistivity of any given metallic wire depends upon

Question 1 of 15

2. The resistivity of insulators is of the order of

Question 2 of 15

3. An electric bulb is connected to a 220V generator. The current is 0.50 A. What is the power of the bulb?

Question 3 of 15

4. The electrical resistance of insulators is

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5. When electric current is passed, electrons move from:

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6. The heating element of an electric iron is made up of:

Question 6 of 15

7. Coulomb is the SI unit of:

Question 7 of 15

8. A cooler of 1500 W, 200 volt and a fan of 500 W, 200 volt are to be used from a household supply. The rating of fuse to be used is

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9. A coil in the heater consume power P on passing current. If it is cut into halves and joined in parallel, it will consume power

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10. If R1 and R2 be the resistance of the filament of 40 W and 60 W respectively operating 220 V, then

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11. A metallic conductor has loosely bound electrons called free electrons. The metallic conductor is

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12. What is the commercial unit of electrical energy?

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13. A boy records that 4000 joule of work is required to transfer 10 coulomb of charge between two points of a resistor of 50 Ω. The current passing through it is

Question 13 of 15

14. A fuse wire repeatedly gets burnt when used with a good heater. It is advised to use a fuse wire of

Question 14 of 15

15. Which of the following gases are filled in electric bulbs?

Question 15 of 15

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