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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 dip needle vibrates in a vertical plane perpendicular to magnetic meridian. The time
- A road of width 20 m forms an arc of radius 15 m,its outer edge is 2m higher than
- Which scientist experimentally proved the existence of electromagnetic waves?
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- An electric current passes through a long straight wire
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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