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JEE Main & Advanced Physics NLM, Friction, Circular Motion Question Bank Static and Limiting Friction

  • question_answer
    A box is lying on an inclined plane what is the coefficient of static friction if the box starts sliding when an angle of inclination is 60o             [KCET 2000]

    A)             1.173  

    B)             1.732

    C)             2.732  

    D)             1.677

    Correct Answer: B

    Solution :

                    \[\mu =\tan \](Angle of repose)\[=\tan 60{}^\circ =1.732\]


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