1169Mechanical EngineeringMedium
The time constant of a thermocouple is________?
Athe time taken to attain 50% of the value of initial temperature difference
Bdetermined by the time taken to reach 100°C from 0°C
Cthe time taken to attain the final temperature to be measured
Dthe time taken to attain 63.2% of the value of initial temperature difference
Enone of the above
Correct answer
D. the time taken to attain 63.2% of the value of initial temperature difference
Explanation
The correct answer is the time taken to attain 63.2% of the value of initial temperature difference.