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A wire carrying current I has the shape as shown in adjoining figure. Linear parts of the wire are very long and parallel to X-axis while semicircular portion of radius R is lying in yz-plane. Magnetic field at point O is
Options
(a) B=μ₀/4π I/R (πî+2k ̂)
(b) B=-μ₀/4π I/R (πî-2k ̂)
(c) B=-μ₀/4π I/R (πî+2k ̂)
(d) B=μ₀/4π I/R (πî-2k ̂)
Correct Answer:
B=-μ₀/4π I/R (πî+2k ̂)
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
- 1 curie is equal to
- The ratio of magnetic dipole moment of an electron of charge e and mass m
- The de-Broglie wavelength of an electron moving with a velocity 1.5×10⁸ ms⁻¹ is equal
- Two identical circular coils A and B are kept on a horizontal tube
- The electric field associated with an e.m. wave in vacuum is given by
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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