The length of a given cylindrical wire is increased by 100%. Due to the consequent decrease in diameter the change in the resistance of the wire will be |
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a) |
200 % |
b) |
100 % |
c) |
50 % |
d) |
300 % |

The length of a given cylindrical wire is increased by 100%. Due to the consequent decrease in diameter the change in the resistance of the wire will be |
|||||||

a) |
200 % |
b) |
100 % |
c) |
50 % |
d) |
300 % |

1 Answer

127 votes

Given Initial volume = final volume ie, Thus, |

127 votes

127