A single phase voltage controller has input of 230 V and a load of 15 – McqOptions

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1.	A single phase voltage controller has input of 230 V and a load of 15 resistive. For 6 cycles on and 4 cycles off, determine the input pf.
A.	0.6
B.	0.7746
C.	0.855
D.	0.236
Answer» C. 0.855

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