A fire man of mass 60kg is holding a vertical pole the coefficient of static friction between his hands and the pole is 0.5 if he is able to climb up the pole what is the min force with which he should press the pole with his hands.
Asked by arihant7 | 4th Oct, 2010, 11:02: AM
When the man climb the pole he has to overcome force and his weight. both are going to oppose his motion as both are acting vertically downwards so total force is
hence he has to exert that force to climb up.
Answered by | 5th Oct, 2010, 10:42: AM
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