Physics

Problem

A radio tuning circuit uses a coil of inductance

L = 200\,\mu\text{H}

with a variable capacitor. When the capacitor is set at

C = 400\,\text{pF}

, the circuit is tuned to which approximate carrier frequency? a)

1.1\,\text{MHz}

5.6\,\text{MHz}

0.56\,\text{MHz}

0.28\,\text{MHz}