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Resistance of tungsten wire at 150^(@)C ...

Resistance of tungsten wire at `150^(@)C` is `133 Omega`. Its resistance temperature coefficient is `0.0045//^(@)C`. The resistance of this wire at `500^(@)C` will be

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ERRORLESS -CURRENT ELECTRICITY-Self Evaluation Test -19
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  9. A voltmeter of resistance 1000 Omega is connected across a resistance ...

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  10. A beam contains 2 xx 10^(8) doubly charged positive ions per cubic cen...

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  11. In the circuit shown, the reading of ammeter when switch S is open ...

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  12. In the circuit as shown in figure the

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