Write unit of coefficient of static friction.

The value of co-efficient of static friction (mu_(s)) is in the range between.

A mass of 4 kg rests on a horizontal plane. The plane is gradually inclined until at an angle 0 = 15^(@) with the horizontal, the mass just begins to slide. What is the coefficient of static friction between the block and the surface

A particle of mass m rests on a horizontal floor with which it has a coefficient of static friction mu . It is desired to make the body move by applying the minimum possible force F. Find the magnitude of F and the direction in which it has to be applied.

A particle of mass m rests on a horizontal floor with which it has a coefficient of static friction mu . It is desired to make the body move by applying the minimum possible force F. Find the magnitude of F and the direction in which it has to be applied.

A block rests on a rough inclined plane making an angle of 30° with the horizontal. The coefficient of static friction between the block and the plane is 0.8. If the frictional force on the block is 10 N, the mass of the block ((in kg) is .......... (Take g = 10 m//s^(2) )

Determine the maximum acceleration of the train in which a box lying on its floor will remain stationary, given that the co-efficient of static friction between the box and the train’s floor is 0.15.

Write relation between coefficient of static friction, kinetic friction and rolling friction.

Assuming the length of a chain to be L and coefficient of static friction mu . Compute the maximum length of the chain which can be held outside a table without sliding.

A block of mass m is in contact with the cart C as shown in The coefficient of static friction between the block and the cart is mu The acceleration a of the cart that will prevent the block from falling satisfies .