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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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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A spring of spring constant 5 x 10³ N/m is stretched initially by 5 cm
- A nucleus ᴢXᴬ emits an α- particle with velocity v. The recoil speed of the daughter
- A car wheel is rotated to uniform angular acceleration about its axis
- A point performs simple harmonic oscillation of period T and the equation of motion
- The magnifying power of the astronomical telescope for normal adjustment is 50.
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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