Question

Two coils A and B are connected in series across a 240 V, 50 Hz supply. The resistance of A is 5 Ω and the inductance of B is 0.02 H. The power consumed is 3 kW and the power factor is 0.75. The impedance of the circuit is(a) 0.144 Ω(b) 1.44 Ω(c) 14.4 Ω(d) 144 Ω

Answer 1

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a) 0.144 Ω

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Answer 2

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Good Question

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Option :↓Choosen below↓

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Two coils A and B are connected in series across a 240 V, 50 Hz supply. The resistance of A is 5 Ω and the inductance of B is 0.02 H. The power consumed is 3 kW and the power factor is 0.75. The impedance of the circuit is

(a) 0.144 Ω

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