A coil of inductance L = 5/8 H and of resistanceis connected to the mains alternating voltage of frequency 50Hz. What can be the capacitance of the capacitor (in ) connected in series with the coil if the power dissipated has to remain unchanged? Take
Z has to be same in both cases.
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For the circuit shown in figure, the ammeter A2 reads 1.6 A and ammeter A3 reads 0.4 A. Then
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