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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
- When the speed of electron beam used in Young’s double slit experiment is increased,
- In the phenomenon of electric discharge through gases at low pressure,
- In common base mode of a transistor, the collector current is 5.488 mA
- X-rays when incident on a metal
- A common emitter amplifier is designed with n-p-n transistor (α=0.99).
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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