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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
- Fusion reaction takes place at high temperature because
- For a thermocouple, the neutral temperature is 270⁰C when its cold junction is at 20⁰C.
- A galvanometer has a coil of resistance 100 ohm and gives a full-scale deflection
- A beam of light contains two wavelengths 6500Å and 5200Å.
- A resistor 30Ω, inductor of reactance 10 Ω and capacitor of reactance 10 Ω
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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