The turn on time of an SCR with inductive load is 20 µs. The pulse train frequency is 2.5 KHz with a mark/space ratio of 1/10, and then SCR will ______

c)Turn on if inductance is removed.

Turn on if pulse frequency is increased to two times

Explore topic-wise MCQs in Electronic Devices and Circuits Questions and Answers.

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1.	The turn on time of an SCR with inductive load is 20 µs. The pulse train frequency is 2.5 KHz with a mark/space ratio of 1/10, and then SCR will ______
A.	Turn On
B.	Not turn on
C.	c)Turn on if inductance is removed.
D.	Turn on if pulse frequency is increased to two times
Answer» B. Not turn on

Discussion

2.	For a power transistor, if base current IB is increased keeping Vce constant; then______
A.	IC increases
B.	IC decreases
C.	IC remains constant
D.	IC changes sinusoidal
Answer» B. IC decreases

Discussion

Explore topic-wise MCQs in Electronic Devices and Circuits Questions and Answers.

The turn on time of an SCR with inductive load is 20 µs. The pulse train frequency is 2.5 KHz with a mark/space ratio of 1/10, and then SCR will ______

For a power transistor, if base current IB is increased keeping Vce constant; then______