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

Decreases with rise temperature

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Increases with rise temperature

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Decreases with fall in temperature

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Does not change with a change in temperature

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Solution

The correct option is A Decreases with rise temperature
It is known that
Internal resistance $\propto \frac{1}{Temperature}$
so nternal resistance of the car battery Decreases with rise temperature

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It is easier to start a car engine on a warm day than on a chilly day .why?

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