A body of $5\, kg$ weight kept on a rough inclined plane of angle $30^o$ starts sliding with a constant velocity. Then the coefficient of friction is
A body of $5\, kg$ weight kept on a rough inclined plane of angle $30^o$ starts sliding with a constant velocity. Then the coefficient of friction is
$1/\sqrt 3 $
$2/\sqrt 3 $
$\sqrt 3 $
$2\sqrt 3 $
A body of $5\, kg$ weight kept on a rough inclined plane of angle $30^o$ starts sliding with a constant velocity. Then the coefficient of friction is
$\mu = \tan 30^\circ = \frac{1}{{\sqrt 3 }}$.
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