219 A box is placed on an inclined plane and has to be

Last updated: 6/7/2023

219 A box is placed on an inclined plane and has to be pushed down The angle of inclination is a equal to angle of friction b more than angle of friction c equal to angle of repose d greater than angle of repose 220 An object is placed on the surface of a smooth inclined plane of inclination 0 It takes time t to reach the bottom If the same object is allowed to slide down a rough inclined plane of inclination 0 it takes time nt to reach the bottom TI coofficient of