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A coil of inductive reactance 31 Ω has a resistance of 8 Ω. It is placed in series with a condenser of capacitative reactance 25 Ω. The combination is connected to an a.c. source of 110 V. The power factor of the circuit is
Options
(a) 0.33
(b) 0.56
(c) 0.64
(d) 0.8
Correct Answer:
0.8
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A source is moving towards an observer with a speed of 20 m/s and having frequency
- Two bodies of mass 1 kg and 3 kg have positive vectors i + 2j + k and -3i -2j + k
- In which of the following systems will the radius of the first orbit (n=1) be minimum?
- The pressure at the bottom of a tank containing a liquid does not depend on
- A layer of colourless oil spreads on water surface. White light is incident on it
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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