The capacitance of an ideal LC oscillator is suddenly changed from C to 4C at an instant when capacitor charge is maximum and current is zero. What is the new angular frequency?
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The capacitance of an ideal LC oscillator is suddenly changed from C to 4C at an instant when capacitor charge is maximum and current is zero. What is the new angular frequency?

G1 Physics · Accepted Answer

ω=1/√(LC). Replacing C by 4C gives ω'=ω/2.