A single phase semiconverter has a freewheeling diode. If the firing a – McqOptions

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1.	A single phase semiconverter has a freewheeling diode. If the firing angle is α and the load is purely resistive, the periods of conduction and freewheeling respectively are
A.	π - α and 0
B.	π - α and α
C.	π + α and 0
D.	π + α and α
Answer» B. π - α and α

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