Year: 2016 Phase 2
Topic: Electromagnetic induction
Time :
1. The potential differences across the resistance, capacitance and inductance are 80 V, 40 V and 100 V respectively in an L-C-R circuit.The power factor of this circuit is
(1). 0.4
(2). 0.5
(3). 0.8
(4). 1.0