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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.
Related Questions: - Light of wavelength 500 nm is incident on a metal with work function 2.28 eV.
- The inductive reactance of an inductor of 1/π henry at 50 Hz frequency is
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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
- Light of wavelength 500 nm is incident on a metal with work function 2.28 eV.
- The inductive reactance of an inductor of 1/π henry at 50 Hz frequency is
- In communication with help of antenna if height is doubled then the range
- The output of an AND gate is connected to both the inputs of a NOR gate,
- Two nuclei are said to be mirror nuclei of
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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