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The average power dissipated in AC circuit is 2 W. If a current flowing through a circuit is 2 A, impedance is 1Ω, then what is the power factor of the circuit?
Options
(a) 0.5
(b) 1
(c) zero
(d) 1/√2
Correct Answer:
0.5
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A speeding motorcyclist sees traffic jam ahead him. He slows down to 36 km per hour
- A block of 2 kg is kept on the floor. The coefficient of static friction is 0.4
- A wire of a certain material is stretched slowly by ten percent. Its new resistance
- A tyre filled with air (27° C and 2 atm) bursts. The temperature of air is (ˠ=1.5)
- Complete the reaction: ₀n¹+ ₉₂U²³⁵→₅₆Ba¹⁴⁴+……..+3n
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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