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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
- An electric lamp is connected to 220 V, 50 Hz supply. Then the peak voltge is
- One milligram of matter on convertion into energy will give
- Which of the following quantities has units but not dimensions
- Dimensions of Torque are
- Starting from the origin, a body oscillates simple harmonically with a period of 2s
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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