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Question

A capcitor of capacitance 25 μF is charged to 300 V. It is then connected across a 10 mH inductor. What is the frequency of oscillation of the circuit? The resistance of the circuit is negligible

A
1000π Hz
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B
10003 Hz
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C
100π Hz
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D
1002 Hz
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Solution

The correct option is A 1000π Hz

Frequency of oscillation of the circuit is given by
f=12πLC
=12π102 mH×25×106
=12π25×108
=103π Hz

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