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The time period of bar magnet is doubled when magnetic field is reduced by same amount. If initial magnetic field is 0.4 x 10⁻⁴ T then find out decrease in the magnetic field
Options
(a) 0.12 x 10⁻⁵
(b) 0.3 x 10⁻⁴
(c) 0.4 x 10⁻⁵
(d) 12 x 10⁻⁵
Correct Answer:
0.3 x 10⁻⁴
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A particle moves along a circle of radius 20/π m with constant tangential acceleration
- Planck’s constant has same dimensions as those of
- Curie temperature above which
- The physical quantities not having same dimensions are
- Two coherent monochromatic beams of intensities I and 4I respectively, are superposed.
Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A particle moves along a circle of radius 20/π m with constant tangential acceleration
- Planck’s constant has same dimensions as those of
- Curie temperature above which
- The physical quantities not having same dimensions are
- Two coherent monochromatic beams of intensities I and 4I respectively, are superposed.
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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