A box is placed on 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 repose
D. less than angle of repose
Answer:D
A box is placed on 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 repose D. less than angle of repose