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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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- The radius of curvature of the convex face of a plano-convex lens is 12 cm
- The work function of sodium is 2.3 eV. The threshold wavelength of sodium will be
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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
- Two electrons are separated by a distance of 1Å. What is the coulomb force between them?
- The radius of curvature of the convex face of a plano-convex lens is 12 cm
- The work function of sodium is 2.3 eV. The threshold wavelength of sodium will be
- The acceleration due to gravity becomes (g/2) where g=acceleration due to gravity
- Consider 3rd orbit of He⁺(helium), using non-relativistic approach, the speed
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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