1
AIIMS 2017
MCQ (Single Correct Answer)
+1
-0.33

A body of mass $$5 \times 10^{-3} \mathrm{~kg}$$ is launched upon a rough inclined plane making an angle of $$30^{\circ}$$ with the horizontal. Obtain the coefficient of friction between the body and the plane if the time of ascent is half of the time of descent.

A
0.346
B
0.921
C
1.926
D
2.912
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