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A solid body rotates about a stationary axis, so that its angular velocity depends on the rotation angle ? as ?= ?￢ﾂﾒ – k ?, where ?￢ﾂﾒ and k are positive constants.At the moment t=0, ?=0, the time dependence of rotation angle is
Options
(a) k?￢ﾂﾒe-ᵏᵗ
(b) (?￢ﾂﾒ/k)e-ᵏᵗ
(c) (?￢ﾂﾒ/k)(1-e-ᵏᵗ)
(d) (?￢ﾂﾒ/k)(1-e-ᵏᵗ)
Correct Answer:
(?￢ﾂﾒ/k)(1-e-ᵏᵗ)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- Activity of a radioactive sample decreases to (1/3)rd of its original value
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Equal charge q each are placed at the vertices AQ and B of an equilateral triangle
- Activity of a radioactive sample decreases to (1/3)rd of its original value
- A Gaussian surface in the cylinder of cross-section πa² and length L is immersed
- A transistor is working in common emitter mode. Its amplification factor is 80
- A photoelectric surface is illuminated successively by monochromatic light of wavelength
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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