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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
- A cell of emf E and internal resistance r supplies current for the same time
- A particle moving along a straight line OX.At a time (in second ) the distance
- Two capacitors 3μF and 4μF, are individually charged across a 6 V battery.
- If a charge on the body is 1nC, then how many electrons are present on the body?
- The current in a conductor varies with time t as I=2t+3t² Where I is in amperes
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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