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It is easier to start a car engine on a...

It is easier to start a car engine on a hot day than on a cold day. This is because the internal resistance of the car battery

A

Decreases with rise in temperature

B

Increases with rise in temperature

C

Decreases with a fall in temperature

D

Does not change with a change in temperature

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The correct Answer is:
A
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ERRORLESS -CURRENT ELECTRICITY-Self Evaluation Test -19
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  4. If the balance point is obtained at the 35th cm in a metre bridge the ...

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  7. The figure here shows a portion of a circuit. What are the magnitude a...

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  8. A carbon resistor has colour strips as violet, yellow brown and golden...

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  9. A voltmeter of resistance 1000 Omega is connected across a resistance ...

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  10. A beam contains 2 xx 10^(8) doubly charged positive ions per cubic cen...

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  11. In the circuit shown, the reading of ammeter when switch S is open ...

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  12. In the circuit as shown in figure the

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  14. A battery is connected to a uniform resistance wire AB and B is eart...

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  15. A cylindrical metal wire of length l and cross sections area S , has...

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  16. A potential divider is used to give outputs of 4 V and 8 V from a 12 V...

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  17. Find equivalent resistance between A and B

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  18. Following figures show four situations in which positive and negative ...

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  19. A and B are two square plates of same metal and same thickness but len...

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  20. A moving coil galvanometer is converted into an ammeter reads upto 0.0...

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