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The magnetic field due to a current carrying circular loop of radius 3 cm at a point on the axis at a distance of 4 cm from the centre is 54 μT. What will be its value at the centre of the loop?
Options
(a) 200 μ T
(b) 250 μ T
(c) 125 μ T
(d) 75 μ T
Correct Answer:
250 μ T
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 root mean square speed of oxygen molecule (O₂) at a certain temperature is v.
- A particle of mass 1mg has the same wavelength as an electron moving with a velocity
- When a mass m is attached to a spring, it normally extends by 0.2 m.
- The conductivity in the intrinsic semiconductor does not depend on
- From a disc of radius R, a concentric circular portion of radius r is cut-out so
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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