A transistor radio has a fixed inductor of and a variable capacitor that can be…

PHYSICS · Subjective · AP · Physics C: Electricity and Magnetism · Electromagnetic Induction · Electromagnetic Induction

Problem

A transistor radio has a fixed inductor of

L = 150\,\mu\text{H}

and a variable capacitor that can be adjusted from

50\,\text{pF}

300\,\text{pF}

. Determine: (a) the highest frequency and (b) the lowest frequency that can be tuned with this circuit.