Question: 1. Discussthe Seebeck effect. 2. When the cold junction of a thermocouple thermometer is at 10C and the hot junction at 80 C, the

1. Discussthe Seebeck effect. 2. When the cold junction of a thermocouple

1. Discussthe Seebeck effect. 2. When the cold junction of a thermocouple thermometer is at 10C and the hot junction at 80 C, the millivoltmeter shows a deflection of 3.5 mV towards the left. The hot junction is now put in an unknown temperature while maintaining the cold junction at 10C. The millivoltmeter now shows a deflection of 4.7 mV towards the left. Calculate the unknown temperature.

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