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A thermistor:

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Important Questions on Current Electricity

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A thermocouple produces a thermo-e.m.f. of 40μV/C. A thermopile is made by using 150 such thermocouples. The temperatures of the two junctions are 20°C and 40°C. How much thermo-emf will be generated in the thermopile?
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Normally which of the following has a negative temperature coefficient?
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______ is a type of resistor whose electrical resistance varies with changes in temperature.
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. Thermistors are suited for precision temperature measurements.
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The temperature coefficient of resistance for a thermistor is
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Thermistor has a resistance of_____ .
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Which of the following is used for the formation of thermistor.

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Thermistor follows which law for small variations ________

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How does a positive temperature coefficient thermistor work
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Which of the following is NOT true about thermistor and resistance temperature detectors
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What are thermistors? Explain their use in brief.
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Thermistor has a resistance of ________