In the circuit Vs = 10 cos(ωt). Power drawn by the 2 ohm resistor is 4 watts. The power factor is | MCQs preparation for Engineering & Top Interview Questions and Answers

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Tuesday 17 May 2016

In the circuit Vs = 10 cos(ωt). Power drawn by the 2 ohm resistor is 4 watts. The power factor is

(a) 0.3
(b) 0.4
(c) 0.6
(d) 0.8

Ans: C

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