The motor of an electric fan has a self inductance of 10 H, and is connected to a 50-Hz ac supply in series with a capacitor. If maximum power transfer occurs when XL = XC, the capacitance of the capacitor is
A. 0.5 µF
B. 1 µF
C. 10 µF
D. 100 µF.
Answer:B
The motor of an electric fan has a self inductance of 10 H, and is connected to a 50-Hz ac supply in series with a capacitor. If maximum power transfer occurs when XL = XC, the capacitance of the capacitor is
A. 0.5 µF B. 1 µF C. 10 µF D. 100 µF.