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A heater element is made of nichrome wire having resistivity equal...

This question belongs to Electronics And Communications Engineering Measurement And Instrumentation
Measurement and Instrumentation
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A heater element is made of nichrome wire having resistivity equal to 100 × 10-8 Ωm and diameter of 0.4 mm. The length of the wire required to get a resistance of 40 Ω will be nearly

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Correct Answer: Option C
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