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If a steel wire of length l and magnetic moment M is bent into a semicircular arc, then the new magnetic moment is
Options
(a) Mxl
(b) M/l
(c) 2M/π
(d) M
Correct Answer:
Mxl
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Water rises in a vertical capillary tube up to a height of 2.0 cm.
- The phase difference between the flux linked with a coil rotating in a uniform
- A block of mass 0.50 kg is moving with a speed of 2.00 ms⁻¹ on a smooth surface.
- A gramophone record is revolving with an angular velocity ?. A coin is placed at
- A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹.
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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