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The LCR circuit in the figure below is driven by a voltage source with VAC = Vmax sin(2(pi)ft), where Vmax = 12 V, R = 280 ohms, and C = 31 nF. (a) If the resonant frequency is

fres = 99 MHz,

what is L?   (b) What is the amplitude (the peak value) of the current when

f = fres?


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