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Magnetism of a magnet is due to
Options
(a) Cosmic rays
(b) Large magnet at the centre of Earth
(c) Spins of electrons
(d) Gravitation
Correct Answer:
Spins of electrons
Explanation:
Spins of electrons are responsible for magnetism of a magnet.
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- A ball rolls off the top of stair way with a horizontal velocity of magnitude 1.8 m/s
- A 50Hz AC signal is applied in a circuit of inductance of (1/π)H and resistance 2100Ω
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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 tuning fork A produces 4 beats per second with another tuning fork B of frequency
- A ball rolls off the top of stair way with a horizontal velocity of magnitude 1.8 m/s
- A 50Hz AC signal is applied in a circuit of inductance of (1/π)H and resistance 2100Ω
- The input characteristics of a transistor in CE mode is the graph obtained by plotting
- The resultant of two forces, one double the other in magnitude, is perpendicular
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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