Question

Problem 32.83

An RLC series circuit consists of a 450-Ω resistor, a 3.00-mF capacitor, and a 1.00-H inductor. The circuit is driven by a power source that oscillates at 20.0 Hz and has an Erms value of 60.0 V . The power source is switched on at t = 0 and at that instant the emf is at its maximum value.

Part A

Calculate the power supplied at t = 0.0200 s.

Express your answer with the appropriate units.

Part B

Calculate the power supplied at t = 0.0375 s.

Express your answer with the appropriate units.

Part C

Calculate the power supplied at t = 0.0500 s.

Express your answer with the appropriate units.

Answer 1

In a series RLC circuit the power at any time i.e. instantaneous power is given by:

Where is the phase angle

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