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[" 37.The resistance of a bulb filament ...

[" 37.The resistance of a bulb filament is "100Omega" at a "],[" temperature of "100^(@)C" .If its temperature coefficient of "],[" resistance be "0.005" per "^(@)C" ,its resistance will become "],[200Omega" at a temperature of "],[[" (a) "200^(@)C," (b) "300^(@)C],[" (c) "400^(@)C," (d) "500^(@)C]]

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