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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
- A battery charges a parallel plate capacitor seperated by distance(d) so that the energy
- If the velocity of an electron increases, then its de Broglie wavelength will
- A galvanometer having resistance of 50 Ω requires a current of 100μA to give full
- Two capacitors of 10pF and 20pF are connected to 200V and 100V sources, respectively.
- The potential energy of particle in a force field is U = A/r² – b/r, where A and B
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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