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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
- An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
- 24 cells of emf 1.5 V each having internal resistance of 1 ohm are connected
- In Young’s double slit experiment, the fringe width is 1×10⁻⁴ m, if the distance
- If a nucleus ᴢXᴬ emits 9α and 5β-particles, then the ratio of total protons and neutrons
- In L-C-R series circuit, an alternating emf e and current i are given by the equations
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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