An SCR is triggered at 40° in the positive half cycle only. The average anode current is 50 A. If the firing angle is changed to 80°, the average anode current is likely to be
Options
A. 50 A
B. 25 A
C. less than 50 A but more than 25 A
D. less than 25 A
Correct Answer
less than 50 A but more than 25 A
Explanation
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More questions
1. The output frequency of a cycloconverter can be changed by changing the firing angle.
Firing angles are kept equal to get symmetrical output voltage.
7. The real part of complex dielectric constant and tan? for a dielectric are 2.1 and 5 x 10-4 at 100 Hz respectively. The imaginary part of dielectric constant at 100 Hz is
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