The time constant of a thermocouple is
A) the time taken to attain the final temperature to be measured
B) the time taken to attain 50% of the value of initial temperature difference
C) the time taken to attain 63.2% of the value of initial temperature difference
D) determined by the time taken to reach 100°C from 0°C
E) none of the above.
Correct Answer:
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