In a 3-phase semiconverter, for firing angle equal to 120 and extinction angle equal to 110 , each SCR and diode conduct, respectively, for

In a 3-phase semiconverter, for firing angle equal to 120 and extinct

1.	In a 3-phase semiconverter, for firing angle equal to 120 and extinction angle equal to 110 , each SCR and diode conduct, respectively, for
A.	30 , 60
B.	60 , 60
C.	90 , 30
D.	110 , 30
Answer» C. 90 , 30

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In a 3-phase semiconverter, for firing angle equal to 120 and extinction angle equal to 110 , each SCR and diode conduct, respectively, for

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