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You have a 207 −Ω resistor, a 0.394 −Hinductor, a 4.92 −μF capacitor, and a variable-frequency...

You have a 207 −Ω resistor, a 0.394 −Hinductor, a 4.92 −μF capacitor, and a variable-frequency ac source with an amplitude of 3.04 V . You connect all four elements together to form a series circuit.

A.At what frequency will the current in the circuit be greatest?

B. What will be the current amplitude at this frequency?

C.What will be the current amplitude at an angular frequency of 405 rad/s?

D.At this frequency, will the source voltage lead or lag the current?

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