In an R-L-C circuit, v(t) = 20 sin (314 t + 5 p/6) and i(t) = 10 sin ( – McqOptions

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1.	In an R-L-C circuit, v(t) = 20 sin (314 t + 5 p/6) and i(t) = 10 sin (314 t + 2p/3). The p.f of the circuit is
A.	0.5 lead
B.	0.866 lag
C.	0.866 lead
D.	0.5 lead
Answer» C. 0.866 lead

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