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Power Factor

Resonant freq...

Question

Resonant frequency of series LCR circuit is 200 Hz. Quality factor of the circuit is 5, then band width is

200 Hz

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100 Hz

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40 Hz

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50 Hz

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Solution

The correct option is C 40 Hz
Bandwidth = frequency/Quality factor
hence, Bandwidth = 200/5 = 40
answer will be C

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