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In the series resonance the value of impedence is 3 Ω and the resistance is 4Ω, then the value of power factor of the circuit is
Options
(a) (4/3)
(b) (3/4)
(c) zero
(d) infinity
Correct Answer:
(4/3)
Explanation:
Power factor cos ɸ = Resistance / Impedance = 4 / 3.
Related Questions: - Volume of gas becomes four times if temperature becomes
- If a steel wire of length l and magnetic moment M is bent into a semicircular arc,
- A bomb of mass 16 kg at rest explodes into two pieces of masses of 4 kg and 12 kg.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Volume of gas becomes four times if temperature becomes
- If a steel wire of length l and magnetic moment M is bent into a semicircular arc,
- A bomb of mass 16 kg at rest explodes into two pieces of masses of 4 kg and 12 kg.
- A capacitor of 10 µF charged upto 250 volt is connected in parallel with another
- Two poles of same strength attract each other with a force of magnitude F
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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