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The upper half of an inclined plane of inclination θ is perfectly smooth while lower half is rough. A block starting from rest at the top of the plane will again come to rest at the bottom, if the coefficient of friction between the block and lower half of the plane is given by
Options
(a) µ = 2 / tan θ
(b) µ = 2 tan θ
(c) µ = tan θ
(d) µ = 1 / tan θ
Correct Answer:
µ = 2 tan θ
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Work Energy and Power
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An ideal gas is compressed to half its initial volume by means of several processes.
- A car is moving with uniform acceleration. It covers 200 m in 2 sec and 220 m
- Starting from the origin, a body oscillates simple harmonically with a period of 2s
- A plane wave of wavelength 6250Å is incident normally on a slit of width 2×10⁻² cm.
- An explosion breaks a rock into three parts in a horizontal plane
Topics: Work Energy and Power (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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