Power Electronics

Exercise: Power Electronics

In the below figure the average load current is 15 A. The rms value of transformer secondary current is

15 A

10.61 A

7.5 A

14.14 A

Answer: B

RMS secondary current = = 15/1.414 = 10.608 A.

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A cycloconverter can be

step down

step up

step down or step up

none of the above

Answer: C

The output frequency can be more or less than input frequency.

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