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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.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In which process, the P-V indicator diagram is a straight line parallel to volume
- Assertion(A) :The change in kinetic energy of a particle is equal to the work done
- Element ²³⁴U has 92 protons and 234 nucleons in its nucleus. It decays by
- A body of mass m=3.513 kg is moving along the x-axis with a speed of 5 m/s
- An object is 8 cm high. It is desired to form a real image 4 cm high at 60 cm from
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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