A body is sliding down an inclined plane forming an angle `30^(@)` with the horizantal. If the coefficient of friction is`0.3` then acceleration of the body is

A body of mass m slides down an inclined plane making an angle of 45^(@) with the horizontal. If the coefficient of friction between the body and the plane be 0.3, the acceleration of the body is approximately equal to :

A block slides down an incline of angle 30^(@) with an acceleration of g//4 Find the coefficient of kinetic friction .

A body weighing 20kg just slides down a rough inclined plane that rises 5 in 12. What is the coefficient of friction ?