A series circuit resonates at frequency

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

Problem

A series

LC

circuit resonates at frequency

f_0

. If the inductance is increased to

4L

while the capacitance is simultaneously decreased to

C/2

, the new resonant frequency will be (a)

\sqrt{2}\,f_0

(b)

\dfrac{f_0}{2}

(c)

\dfrac{f_0}{\sqrt{2}}

(d)

2f_0