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Time period of oscillation of a magnet is 2 sec. When it is remagnetised so that its pole strength is 4 times, its period will be
Options
(a) 4 sec
(b) 2 sec
(c) 1 sec
(d) 8 sec
Correct Answer:
1 sec
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 plumb line is suspended form a ceiling of a car moving with horizontal acceleration
- Maximum velocity of the photoelectrons emitted by a metal surface is 1.2×10⁶ ms⁻¹.
- An electron in the hydrogen atom jumps from excited state n to the ground state
- A ray of light travelling in a transparent medium of refractive index µ, falls on surface
- When a ceiling fan is switched on, it makes 10 revolutions in the first 3s
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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