A block of mass m is pulled on the smooth horizontal floor using two method I and II as shown in the figure below. The ratio of acceleration `(aI)/(aII)` is: (A) 2 (B) 4 (C) `1/2` (D) `1/4`

A ball of mass m=1kg strikes a smooth horizontal floor as shown in figure. The impulse exerted on the floor is

A block of mass 10 kg, moving with acceleration 2m//s^(2) on horizontal rough surface is shown in figure

Two blocks of masses m_1 and m_2 are connected as shown in the figure. The acceleration of the block m_2 is :

Two block of masses m_(1) and m_(2) are connected as shown in the figure. The acceleration of the block m_(2) is:

A block of mass M is pulled on a smooth horizontal table by a string making an angle theta with the horizontal as shown in figure. If the acceleration of the block is a , find the force applied by the string and by the table N on the block.

Two blocks A and B of masses m and M are attached with ideal string and pulley, and placed on smooth horizontal surface. Force F is applied horizontally as shown in figure. Find the ratio of the acceleration of A to that of B.

A uniform disc of mass m , radius R is placed on a smooth horizontal surface. If we apply a horizontal force F at P as shown in the figure. If F = 4 N, m= .1 kg, R = 1 m and r = 1/2 m then, find the: acceleration of the CM (in ms^(2) )

A uniform disc of mass m , radius R is placed on a smooth horizontal surface. If we apply a horizontal force F at P as shown in the figure. If F = 4 N, m= .1 kg, R = 1 m and r = 1/2 m then, find the: angular acceleration of the disc. (rads^(-1))

A block of mass M is placed on a smooth horizontal surface and it is pulled by a light spring as shown in the diagram. If the ends A and B of the spring are moving with 4ms^(-2) and 2ms^(-1) respectively and the rate at which spring energy is increasing is 20Js^(-1) . then what is the value of spring force (in N)?

Three block of masses 1kg , 4 kg and 2 kg are placed on a smooth horizontal plane as shown in figure. Find (a) the acceleration of the system, (b) the normal force between 1kg block and 4 kg block, ( c) the net force on 2kg block