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A short magnet of magnetic moment M, is placed on a straight line. The ratio of magnetic induction fields B₁, B₂, B₃ values on this line at points which are at distance 30 cm, 60 cm and 90 cm respectively from the centre of the magnet is
Options
(a) (27:3.37:1)
(b) (37.3:1:27)
(c) (27:8:3.37)
(d) (1:2:3)
Correct Answer:
(27:3.37:1)
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 round uniform body of radius R, mass M and moment of inertia I rolls down
- Sodium has body centred packing. Distance between two nearest atoms is 3.7 Å.
- If the image formed by a convex mirror of focal length 30 cm is a quarter of the size
- The energy of a hydrogen atom in the ground state is – 13.6 eV. The energy of a He⁺ ion
- 10 mA current can pass through a galvanometer of resistance 25 ohm.
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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