Two blocks A & B are connected by a light inextensible string passing over a fixed smooth pulley as shown in the figure. The coefficient of friction between the block A and the horizontal table is `mu=0.2`. If the block A is just to slip, find the ratio of the masses of the blocks.

Two blocks A and B are connected by a light inextensible string passing over a fixed smooth pulley as shown in figureThe coefficient of friction between the block A and B the horizontal table is mu = 0.5 . If the block A is just , find ratio of the masses of the blocks

Two blocks of masses of 40 kg and 30 kg are connected by a weightless string passing over a frictionless pulley as shown in the figure.

Two blocks A and B , each of mass 10 kg , are connected by a light string passing over a smooth pulley as shown in the figure. Block A will remain at rest if the friction on it is

Two blocks A and B of respective masses 6 kg and 4 kg are connected with a string passing over a light friction less pulley as shown in the figure . The coefficient of friction between the block A and horizontal surface is 0.4 . Then the minimum mass of block C which should be placed over A to prevent it from moving is :

Two blocks are connected by an inextensible light string, the string is passing over smooth, light pulley as shown. Find the acceleration of blocks and tension in the string, reaction in pulley.

A block A slides over an another block B which is placed over a smooth inclined plane as shown in figure . The coefficient of friction between the two blocks A and B is mu . Mass of block B is two times the mass of block A . The acceleration of the centre of mass of two blocks is

A block of mass m = 2kg is accelerating by a force F = 20N applied on a smooth light pulley as shown in the figure. If the coefficient of kinetic friction between the block and the surface is mu=0.3 , find its acceleration.

A small block of mass 'm' is placed on a plank of mass 'M'. The block is connected to plank with the help of a light string passing over a light smooth pulley as shown in figure. The co-efficient of static friction between the block and plank is mu . The co-efficient of friction between the plank and the horizontal surface is zero. What maximum horizontal force F applied on the block of mass m can make the block and plank not to slide relatively?

For the arrangement shown in the figure the coefficient of friction between the two blocks is mu . If both the blocks are identical and moving ,then the acceleration of each block is

Two unequal masses of 1kg and 2kg are connected by an inextensible light string passing over a smooth pulley as shown in figure. A force F = 20N is applied on 1kg block find the acceleration of either block (g = 10m//s^(2)) .