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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 current of 5 A is flowing at 220 V in the primary coil of a transformer. If the voltage
- An automobile engine develops 100 kW when rotating at a speed of 1800 rev/min
- For photoelectric emission to take place
- A metal bar of length L and area of cross-section A is clamped between two rigid
- The displacement of a particle along the x-axis is given by x = a sin² ?t
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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