Calculate the force P required to cause the block of weight `W_(2)=200N` just to slide under the block of weight `W_(1)=100N` shown in figure-2.83. What is the tension in the string AB ? Coefficient of friction `mu = 0.25` for all surfaces in contact.

`[90 N, 20sqrt(2)N]`

Calculate the force P required to cause the block of weight W_(2)=200N just to slide under the block of weight W_(1)=100N shown in figure-2.43. What is the tension in the string AB and the normal forces acting between the blocks and that applied by ground on W_(2) ? Surfaces of the blocks in contact are rough and the frictional force between the two blocks is 25 N and that between lower block and ground is 75 N Take g = 10 m//s^(2) .

Calculate the Force (F) required to cause the block of mass m_(1) = 20 kg just to slide under the block of mass m_(2) = 10 kg [ coefficient of friction mu = 0*25 for all surfaces ]

Determine the force P required to impend the motion of the block B shown in figure. Take coefficient of friction = 0.3 for all surfaces in contact.

A bob of weight 3N is in equilibrium under the action of two string 1 and 2 (figure) . Find the tension forces in the string.

Three blocks are connected as shown in the figure. Valculate the minimum force required to move the body with constant velocity. The coefficient of friction at all surfaces is 0.25.

A block of weight 100N is lying on a rough horizontal surface.If coefficient of friction 1/sqrt3 .The least possible force that can move the block is

A 1 kg block is being pushed against a wall by a force F=75N as shown in the figure. The coefficient of friction is 0.25. The magnitude of acceleration of the block is:

A sphere of weight w = 100N is kept stationary on a rought inclined plane by a horizontal string AB as shown in figure. Find (a)tension in the string, (b) force of friction on the sphere and (c)normal reation on the sphere by the plane.

A block of weight 100N lying on a horizontal surface just beging to when a horizontal to move when a horinzontal force of 25 N acts on it Determine the coefficent of static friction