A series LC circuit contains a 100-mH inductor, a 36.0-mF capacitor and a 12-V battery. The frequency of the electromagnetic oscillations in the circuit is
A)5.73 × 10−4 Hz.
B)9.55 × 10−3 Hz.
C)0.442 Hz.
D)2.65 Hz.
E)44.0 Hz.

Question

Quizplus · Accepted Answer

The frequency of oscillation in an LC circuit is given by the formula $ f = \frac{1}{2\pi\sqrt{LC}} $. Substituting L = 0.1 H and C = 36.0 × 10^-3 F, we get $ f \approx 2.65 $ Hz.

A Series LC Circuit Contains a 100-MH Inductor, a 36