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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: - The ionisation energy of hydrogen is 13.6 eV. The energy of the photon released
- If the unit of force and length are doubled, then unit of energy will be
- Which of the following quantities has units but not dimensions
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- A coil of resistance 20 ohm and inductance 5H is connected with a 100V battery
Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The ionisation energy of hydrogen is 13.6 eV. The energy of the photon released
- If the unit of force and length are doubled, then unit of energy will be
- Which of the following quantities has units but not dimensions
- Minority carriers in a p-type semiconductor are
- A coil of resistance 20 ohm and inductance 5H is connected with a 100V battery
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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