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The resistance of a bulb filament is 100...

The resistance of a bulb filament is `100Omega` at a temperature of `100^(0)C`. If its temperature coefficient of resistance be 0.005 per`""^(0)C`, its resistance will become `200Omega` at a temperature of

A

`300^(0)C`

B

`400^(0)C`

C

`500^(0)C`

D

`200^(0)C`

Text Solution

Verified by Experts

The correct Answer is:
B
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