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A planar coil having 12 turns carries 15 A current. The coil is oriented with respect to the uniform magnetic field B=0.2Î T such that its directed area is A= 0.04Îm². The potential energy of the coil in the given orientation is
Options
(a) 0
(b) (+0.72 J)
(c) (+1.44 J)
(d) (-1.44 J)
Correct Answer:
(-1.44 J)
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
- In a nuclear reactor, the number of U²³⁵ nuclei undergoing fissions per second
- A string is stretched between fixed points seperated by 75 cm. It is observed
- The fossil bone has a ¹⁴C:¹²C ratio, which is [1/16] of that in a living animal
- The magnetic field at a point on the axis of a long solenoid having 5 turns per cm
- According to Bohr model of hydrogen atom, only those orbits are permissible
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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