If the resistance of a conductor is 5 Om...

If the resistance of a conductor is `5 Omega` at `50^(@)C` and `7Omega` at `100^(@)C` then the mean temperature coefficient of resistance of the material is

`0.008//C`

`0.006//C`

`0.004//C`

`0.001//C`

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ERRORLESS -CURRENT ELECTRICITY-Self Evaluation Test -19

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