1 The upper portion of an inclined plane is smooth and lower

Last updated: 6/13/2023

1 The upper portion of an inclined plane is smooth and lower portion is rough A particle slides down from rest from the top and just comes to rest at the foot If the ratio of the smooth length to the rough length is m n the coefficient of friction is a angle of inclination 1 3 m n n m n n tana cota 2 4 m n n 1 1 201 cota