Questions
Which of the graphs shown in fig. represents the variation of thermo emf (e) of a thermocouple with temperature T of the hot Junction ? The cold junction is maintained at 0°C.
detailed solution
Correct option is D
In a thermo couple when temperature difference between the junctions is below inversion temperature up to neutral temperature thermo e.m.f will be increased and then decreases up to inversion temperature.Talk to our academic expert!
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Two thermometers are constructed in the same way except that, one has a spherical bulb and the other a cylindrical bulb. Which one will respond quicker to temperature change ?
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