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If in an alternating current circuit, capacitance of 30 µF is connected to a supply of 200V,50Hz. Find the current in the circuit.

Correct Answer: 1.38 A
XC=1/(2πfC)=106.1 I=V/XC=200/106.1=1.89 A.

If in an alternating current circuit, capacitance C is connected to a supply of 200V,50Hz. Current in the circuit is 1.89 A. Find the capacitance C.

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