While tuning a transistor radio

PHYSICS · Single correct · AP · Physics C: Electricity and Magnetism · Electromagnetic Induction · Electromagnetic Induction

Problem

While tuning a transistor radio, the capacitance of the variable capacitor is slowly increased. How does the resonant frequency of the LC circuit change? (a) It increases (b) It first increases and then decreases (c) It decreases (d) It remains unchanged

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