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Calculate the value of safety factor using the data: tc=12 msec, tq=6 msec.

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in Electric Drives by (99.8k points)
Calculate the value of safety factor using the data: tc=12 msec, tq=6 msec.

(a) 4

(b) 2

(c) 3

(d) 6

This question was addressed to me in an online quiz.

Asked question is from Solid-State Devices in division Introduction to Solid-State Devices of Electric Drives

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Correct answer is (b) 2

To elaborate: The value of the safety factor is the ratio of the circuit turn-off time and device turn-off time. S.F=tc÷tq=12÷6=2.

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