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A wire of length 1 m is moving at a speed of 2 ms⁻¹ perpendicular to its length in a homegeneous magnetic field of 0.5 T. If the ends of the wire are joined to a circuit of resistanc 6Ω, then the rate at which work is being done to keep the wire moving at constant speed is
Options
(a) 1W
(b) 1/3 W
(c) 1/6 W
(d) 1/12 W
Correct Answer:
1/6 W
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 particle of mass 100g tied to a string is rotated along a circle of radius 0.5 m
- In a n-p-n transistor about 10¹⁰ electrons enter the emitter in 2 μs,
- An alpha nucleus of energy 1/2 mv² bombards a heavy nuclear target of charge Ze
- The period of a simple pendulum inside a stationary lift is T. The lift accelerates
- A bar magnet of pole strength 10 A-m is cut into two equal parts breadthwise.
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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