The resistance of a wire at 300 K is found to be 0.3 . If the temperature coefficient of resistance of wire is , the temperature at which the resistance becomes 0.6 is |
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a) |
720 K |
b) |
345 K |
c) |
993 K |
d) |
690 K |

The resistance of a wire at 300 K is found to be 0.3 . If the temperature coefficient of resistance of wire is , the temperature at which the resistance becomes 0.6 is |
|||||||

a) |
720 K |
b) |
345 K |
c) |
993 K |
d) |
690 K |

1 Answer

127 votes

Given, Temperature coefficient of resistance, Again, Dividing Eq. (ii) by Eq. (i), we get |

127 votes

127