Question

A thermocouple behaves approximately as a first-order system. The element is initially at a temperature of 45 ◦ C and suddenly subjected to a temperature of 100 ◦ C. After a period of 6 s the thermocouple indicates a temperature of 70 ◦ C. Calculate the 90 percent rise time for the thermocouple.

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Answer 1

Answer:

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