Determine the maximum acceleration of the truck in which a box lying on the floor of its back will remain stationary, given that the coefficient of static friction between the box and truck's floor is 0.2.

Detrmine the maximum acceleration of the train in which a box lying on the floor will remain stationary given that the coefficient of static friction between the box and the train s floor is 0.15 given g = 10 m//s^(2) .

Maximum acceleration of the train in which a 50 kg box lying on its floor will ramain stationary is (Given: Co-efficient of static friction between the box and the train's floor is 0.3 and g =10ms^(-2))

Determine the maximum ratio h//b for which the homogenous block will side without tipping under the actionof force P . The coefficient of static friction between the block and the incline is mu_(s) .

A wooden box lying at rest on an inclined surface of a wet wood is held at static equilibrium by a constant force F applied perpendicular to the incline. If the mass of the box is 1kg, the angle of inclination is 30^(@) and the coefficient of static friction between the box and the inclined plane is 0.2, the minimum magnitude of F is (Use g= 10m//s^2 )

A man of mass 75 kg is pushing a heavy box on a flat floor. The coefficient of kinetic and static friction between the floor and the box is 0.20 , and the coefficient of static friction between the man's shoes and the floor is 0.80 . If the man pushes horizontally, what is the maximum values (in kg ) of the box he can move?

In a rotor, a hollow vertical cylindrical structure rotates about its axis and a person rests against the inner wall. At a particular speed of the rotor, the floor below the person is removed and the person hangs resting against the wall without any floor. If the radius of the rotor is 2m and the coefficient of static friction between the wall and the person is 0.2, find the minimum speed at which the floor may be removed Take g=10 m/s^2 .

IN a rotor, a hollow verticla cylindrical structure rotates about its axis and a person rests asgainst he inner wall. At a particular speed of the rotor, the floor below the person is removed and the person hangs resting against the wall without any floor. If the radius of the roter is 2m and the coefficient of static frictioin between the wall and theperson is 0.2, find the minimum speed at which the floor may be removed Take g=10 m/s^2 .

A block of mass 1 kg is placed on a truck which accelerates with acceleration 5ms^(-2) . The coefficient of static friction between the block and truck is 0.6. The frictional force acting on the block is

The coefficient of friction between two surface is 0.2. The maximum angle of friction is

A block is placed at distance of 2m from the rear on the floor of a truck (g=10 ms^(-2) ). When the truck moves with an acceleration of 8ms^(-2) , the block takes 2 sec to fall off from the rear of the truck. The coefficient of sliding friction between truck and the block is