The resistance of the bulb filament is 1...

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

A

`300^@C`

B

`400^@C`

C

`500^@C`

D

`200^@C`

Text Solution

Verified by Experts

The correct Answer is:

B

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