Questions
The power factor is zero for
a
Pure resistive circuit
b
Pure inductive circuit
c
At resonance of LCR series circuit
d
RC circuit
detailed solution
Correct option is B
P.F=cosϕ=RZ For pure inductive circuit resistance is R = 0Talk to our academic expert!
Similar Questions
An alternating e.m.f. of angular frequency is applied across an inductance. The instantaneous power developed in the circuit has an angular frequency
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