A block has been placed on an inclined plane with the slope angle e, block slides down the plane at constant speed. The coefficient of kinetic friction is equal to
(a) sin q
(b) cos q
(c) g
(d) tan q
A block has been placed on an inclined plane with the slope angle e, block slides down the plane at constant speed. The coefficient of kinetic friction is equal to
(a) sin q
(b) cos q
(c) g
(d) tan q