Which one of the following gives the correct expression for

PHYSICS · Single correct · CBSE · Physics · Alternating Current · Alternating Current

Problem

\tan\phi

, where

\phi

is the phase difference between the source voltage and the current in a series RLC circuit? (a)

(\omega L+\dfrac{1}{\omega C})/R

(b)

(\omega L-\dfrac{1}{\omega C})/R

(c)

\omega L/R

(d)

R\!/ (\omega L-\dfrac{1}{\omega C})