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Factors Affecting Resistance & How They Affect

If the length...

Question

If the length of the conductor is made 4 times it's value without changing its area, then the value of resistance becomes?

A

\frac{1}{2}

time

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B

4 times

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C

2 times

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D

Remains same

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Solution

The correct option is B 4 times
Resistance of wire is directly proportional to the length of wire. If length is made 4 times, resistance will also become 4 times.

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