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RVUNL EE Power Electronics Quiz 5

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Question 1

In case of speed control of dc motor which method of speed control provides Constant power drive –

Question 2

If the induction motor drive is capable of bidirectional power flow where limited range of speed control is required for large power applications, then this arrangement is called

Question 3

For the speed control of AC drive the preferred method using thyristor is:

Question 4

A step down chopper operating with 50% duty cycle has an average output voltage of 100V. If the average load current is 200A then the equivalent input resistance of chopper drive is:

Question 5

Which of the following is NOT an AC drive?

Question 6

Which of the following methods is NOT used for DC drive?

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