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Physics
If coefficient of friction is 1.71 then what will be the minimum angle of inclined plane to just start motion of objects?
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Q. If coefficient of friction is 1.71 then what will be the minimum angle of inclined plane to just start motion of objects?
Laws of Motion
A
$60^{\circ}$
57%
B
$30^{\circ}$
23%
C
$45^{\circ}$
14%
D
$90^{\circ}$
5%
Solution:
$\mu=\tan \theta$
$\theta=\tan ^{-1}(1.71)=60^{\circ}$