48.A block of mass 5kg is at rest on a smooth horizontal surface Water coming out of a pipe horizontally at the rate of 2kg/sec ,hits the block with a velocity of 6m/sec.The initial acceleration of the block is

[" A block of mass "5kg" is at rest on a "],[" smooth horizontal surface.Water "],[" coming out of a pipe horizontally at "],[" the rate of "2kgs^(-1)," hits the block "],[" with a velocity of "6ms^(-1)" .The initial "],[" acceleration of the block is "]

A block of weight 4 kg is resting on a smooth horizontal plane. If it is struck by a jet of water at the rate of 2 kg s^(-1) and at the speed of 10 m s', then the initial acceleration of the block is

A long block A of mass M is at rest on a smooth horizontal surface.A small block B of mass M//2 is placed on A at one end and projected along A with some veklocity v.The coefficient of friction between the block is mu then , the accelerations of blocks A and B before reaching a common velocity will be respectively

A block of mass 5 kg is initially at rest on a rough horizontal surface. A force of 45 N acts over a distance of 2 m . The force of friction acting on the block is 25 N . The final kinetic energy of the block is

Two blocks of masses 1 kg and 2 kg are placed in contact on a smooth horizontal surface as shown in fig. A horizontal force of 6N is applied d(a) on a 1-kg block. Find the force of interaction of the blocks. .

Two blocks of masses 4kg and 2kg are placed side on a smooth horizontal surface as shown in the figure. A horizontal force of 20N is applied on 4kg block. Find (a) the acceleration of each block. (b) the normal reaction between two blocks.

A block of mass 1kg lies on a horizontal surface in a turck, the coefficient of static fricition between the block and the surface is 0.6, what is the force of fricition on the block. If the acceleration of the truck is 5m//s^(2) .

A block of mass m is placed at rest on a smooth wedge of mass M placed at rest on a smooth horizontal surface. As the system is released

A block of mass " 5kg " is placed on a rough horizontal surface . A veriable force of 5t Newton acts on it horizontally . If block starts slipping at t=4 sec and its acceletation at t=5 sec is 2 m//s^(2) .Find the value of 10(mu_(s)-mu_(k)) .