In an a.c. circuit, the instantaneous e.m.f. and current are given by e = 100 sin 30 t `i = 20 sin( 30t-(pi)/(4))` In one cycle of a.c., the average power consumed by the circuit and the wattless current are, respectively :
In an a.c. circuit, the instantaneous e.m.f. and current are given by e = 100 sin 30 t
In an a.c. circuit, the instantaneous e.m.f. and current are given by e = 100 sin 30 t `i = 20 sin( 30t-(pi)/(4))` In one cycle of a.c., the average power consumed by the circuit and the wattless current are, respectively :
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