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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 solid sphere of mass M, radius R and having moment of inertia about an axis passing
- A stone falls freely under gravity.It covers distances h₁,h₂ and h₃
- “On flowing current in a conducting wire the magnetic field is produced around it”.
- A device which converts electrical energy into mechanical energy is
- A carnot engine working between 300 K and 600 K has a work output of 800J per cycle.
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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