Two single phase semi-converters are connected in series to form a ser – McqOptions

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1.	Two single phase semi-converters are connected in series to form a series converter. The input is v = Vm sin œât and a1, a2 are the firing angles. If a1 = 0, the dc output voltage is
A.	(1 + cos a2)
B.	(2 + cos a2)
C.	(3 + cos a2)
D.	(4 + cos a2)
Answer» D. (4 + cos a2)

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