The temperature coefficient of resistanc...

The temperature coefficient of resistance of a wire is 0.00125 per `.^oC`. At 300K, its resistance is 1 `Omega`. The resistance of the wire will be 2 `Omega` at

A

1154 K

B

1100 K

C

1400 K

D

1127 K

Text Solution

Verified by Experts

The correct Answer is:

D

`alpha=(R_(2)-R_(1))/(R_(1)t_(2)-R_(2)t_(1))`

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