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AC Circuit Resonance

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asked Dec 11, 2015 in ELECTRICAL ENGINEERING by anonymous
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2 Answers

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(a)

Obsrve the circuit:

The inductance is image.

The capacitance is image.

The resonant angular frequency is .

Substitute corresponding values in the formula.

 image

The resonant angular frequency of the circuit is image rad/s. 

answered Dec 11, 2015 by cameron Mentor
edited Dec 11, 2015 by cameron
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(b)

Observe the circuit:

image, image and image are in parallel.

Find the total impedance of the circuit.

image

image

Find the current in the circuit.

image

Current in the circuit is image.

answered Dec 11, 2015 by cameron Mentor
edited Dec 11, 2015 by cameron

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