The winding of a motor has a resistance of 80 ohms at 150 C- Find its resistance at 500 C- the temperature co-efficient of resistance is 0-004 -0 CA- 60-57 -B- 80-0 -C- 90-56 -D- 75-47 -

The correct option is C 90.56Ω ...

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Question

The winding of a motor has a resistance of 80 ohms at 15⁰C. Find its resistance at 50⁰ C. the temperature co-efficient of resistance is 0.004/⁰C

75.47Ω

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60.57Ω

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80.0Ω

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90.56Ω

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