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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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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The electron of a hydrogen atom revolves round the proton in a circular
- A series L-C-R circuit contains inductance 5 mH, capacitance 2 μF and resistance
- A common emitter amplifier has a voltage gain of 50, an input impedance of 100Ω
- A wheel has angular acceleration of 3.0 rad/sec² and an initial angular speed
- The following four wires are made of the same material. Which of these will have
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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