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There are four light-weight-rod samples A,B,C,D separately suspended by threads. A bar magnet is slowly brought near each sample and the following observations are noted
(i) A is feebly repelled
(ii) B is feebly attracted
(iii) C is strongly attracted
(iv) D remains unaffected
Which one of the following is true?
Options
(a) B is of a paramagnetic material
(b) C is of a diamagnetic material
(c) D is of a ferromagnetic material
(d) A is of a non-magnetic material
Correct Answer:
B is of a paramagnetic material
Explanation:
A → diamagnetic
B → paramagnetic
C → Ferromagnetic
D → Non magnetic
Related Questions: - A train of mass 2x 10⁵ kg has a constant speed of 20 m/s up a hill inclined
- Three capacitors 3μF,6μF and 6μF are connected in series to a source of 120V.
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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 train of mass 2x 10⁵ kg has a constant speed of 20 m/s up a hill inclined
- Three capacitors 3μF,6μF and 6μF are connected in series to a source of 120V.
- A coil of resistance 10 Ω and an inductance 5 H is connected to a 100 volt
- Which of the following, is a vector quantity?
- A certain metallic surface is illuminated with monochromatic light of wavelength
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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