What will be the net acceleration of a given block of mass 2kg kept on a smooth surface?

In the given figure, what will be the acceleration of block of mass 7 kg ?

In the given figure, what will be acceleration of block of mass 7 kg?

A block of mass sqrt(3) kg rests on a horizontal frictionless surface. What will be the acceleration of the block if it is subjected to two forces as shown in the figure.

A girl of mass 25 kg running with a speed of 1.5 m/s jumps on a skateboard of mass 2 kg kept on a smooth surface. What will be their combined velocity?

Friction coefficients at all surfaces in the given setup is mu_(s)=0.5 mu_(k)=0.20 .Find the minimum acceleration of the block of mass 2kg so that smaller block of mass 0.5kg remains at rest wrt 2kg (g=10m/s^(2))

A force of 50N acts in the direction as shown in figure. The block of mass 5kg, resting on a smooth horizontal surface. Find out the acceleration of the block.

A force of 50 N acts in the direction as shown in figure. The block of mass 5kg. Resting on a smooth horizonatal surface. Find out the acceleration of the block.

Assuming all the surfaces to be smooth, find the acceleration of the triangular block of mass M when the block of mass m slides on it.

A pull of 15 N is applied to a rope attached to a block of mass 7 kg lying on a smooth horizontal surface. The mass of the rope is 0.5 kg. What is the force exerted by the block on the rope?

A block of mass m_(1)=2 kg is kept on a smooth horizontal table. Another block of mass m_(2)=1 kg is connected to m_(1) by a light inextensible string passing over a smooth pulley as shown in the figure. If the blocks are released, what will be the (a) acceleration of each block (b) tension in the string?