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A current I ampere flows along the inner conductor of a co-axial cable and returns along the outer conductor of the cable, then the magnetic induction at any point outside the conductor at a distance r metre from the axis is
Options
(a) ∞
(b) zero
(c) μ₀∕4π 2i/r
(d) μ₀∕4π 2πi/r
Correct Answer:
zero
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
- The position vector of a particle R as a function of time is given by
- Moment of inertia, along the diameter of a ring is
- A nucleus ᵐₙ X emits one α- particle and two β- particles. The resulting nucleus is
- A particle of mass 100g tied to a string is rotated along a circle of radius 0.5 m
- In a nuclear reactor, the number of U²³⁵ nuclei undergoing fissions per second
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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