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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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- The ionisation energy of an electron in the ground state of helium atom is 24.6 eV.
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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 moment of inertia of a uniform circular disc of radius R and mass M about an axis
- The ionisation energy of an electron in the ground state of helium atom is 24.6 eV.
- An ideal coil of 10 H is connected in series with a resistance of 5Ω and a battery
- The horizontal and vertical components of earth’s magnetic field at a place
- The magnetic flux linked with a circuit of resistance 100Ω increases from 10 to 60 Wb.
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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