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There is a ring of radius r having linear charge density λ and rotating with a uniform angular velocity ω. The magnetic field produced by this ring at its own centre would be
Options
(a) λω²/2-μ₀
(b) μ₀λ²ω/√2
(c) μ₀λω/2
(d) μ₀λ/2ω²
Correct Answer:
μ₀λω/2
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 plane polarised light is incident normally on a tourmaline plate. Its E vector make
- A force of 5 N is acting on an object. Displacement of object is 10 m and the work done
- The young’s modulus of steel is twice that of brass. Two wires of same length
- A rod of weight W is supported by two parallel knife edges A and B is in equilibrium
- Three masses are placed on the x-axis : 300 g at origin, 500 g at x = 40 cm
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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