Near room temperature, the thermo- e.m.f of thermocouple is 30 µV°C. What is the smallest temperature difference that can be detected with single such thermocouple and a galvanometer of resistance 150 N which is capable of detecting current as low as 10 ampere ?
Near room temperature, the thermo- e.m.f of thermocouple is 30 µV°C. What is the smallest temperature difference that can be detected with single such thermocouple and a galvanometer of resistance 150 N which is capable of detecting current as low as 10 ampere ?
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Transcribed Image Text:Near room temperature, the thermo-
e.m.f of thermocouple is 30 µV°C. What is the
smallest temperature difference that can be
detected with single such thermocouple and a
galvanometer of resistance 150 N which is
capable of detecting current as low as 10
ampere ?
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