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The average power dissipated in AC circuit is 2 W. If a current flowing through a circuit is 2 A, impedance is 1Ω, then what is the power factor of the circuit?
Options
(a) 0.5
(b) 1
(c) zero
(d) 1/√2
Correct Answer:
0.5
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Spectrum of X-rays is
- C and Si both have same lattice strcture, having 4 bonding electron in each
- Two waves of same amplitude superpose. The resultant intensity is I₁
- If two electric bulbs have 40 W and 60 W ratings at 220 V, then the ratio
- The frequency of a light wave in a material is 2 x 10¹⁴ Hz and wavelength is 5000Å.
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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