Time constant is defined as the time taken by the response of the system to ___

Multiple Choice Questions Electrical Machines MCQ
1

Time constant is defined as the time taken by the response of the system to reach _____?

A. 100% of the final value
B. 70.7% of the final value
C. 63% of the final value
D. 50% of the final value

Show Answer

Answer: C

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2

The time constant used to be 63% of the final value based on a RC circuit, nowadays, it should be the time to respond to 1% of the final value since you are using that value for the repeatability of the loops/circuits