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A metallic resistor is connected across ...

A metallic resistor is connected across a battery.If the number of collisions if the free electrons with the lattice is somehow decreased in the resistor (for example,by cooling it ),the current will

A

increase

B

decrease

C

remain constant

D

become zero

Text Solution

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The correct Answer is:
B
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DC PANDEY ENGLISH-CURRENT ELECTRICITY-Check point
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