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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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- In potentiometer experiment, a cell of emf 1.25V gives balancing length of 30 cm
- The maximum number of possible interference maxima for slit-seperation equal to
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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
- In a transistor the collector current is always less than the emitter current
- In potentiometer experiment, a cell of emf 1.25V gives balancing length of 30 cm
- The maximum number of possible interference maxima for slit-seperation equal to
- An electron in potentiometer experiences a force 2.4×10⁻¹⁹N. The length of potentiometer
- For a thermocouple, the neutral temperature is 270⁰C when its cold junction is at 20⁰C.
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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