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A circular coil of radius 10cm and 100 turns carries a current 1 A. What is the magnetic moment of the coil?
Options
(a) 3.142×10⁴ A-m²
(b) 10⁴ A-m²
(c) 3.142 A-m²
(d) 3 A-m²
Correct Answer:
3.142 A-m²
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 galvanometer coil has a resistance of 15 ohm and gives full scale deflection
- A common emitter amplifier is designed with n-p-n transistor (α=0.99).
- A current I flows along the length of an infinitely long, straight, thin walled pipe.
- If t₁ ̷ ₂ is the half-life of a substance, then t₃ ̷ ₄ is the time in which
- If radius of earth’s orbit is made 1/4, the duration of a year will become
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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