Find the friction on the `2 kg` block in the arrangement shown in figure

Find the acceleration of the block of mass m in the arrangement shown in the following figures. The masses of the pulleys and the threads, as well as the friction are assumed to be negligible.

Find out the contact force between the 2kg & 4 kg block as shown in figure.

Find out the acceleration of 2kg block in the figures shown at the instant 1kg block falls from 2kg block ( at t = 0 )

Three blocks of masses 6 kg, 4 kg and 2 kg are pulled on a rough surface by applying a constant force 20 N. The values of coefficient of friction between blocks and suface are shown in figure. Q. In the arrangement shoen tension in the string connecting 4 kg and 6 kg masses is

Three blocks of masses 6 kg, 4 kg and 2 kg are pulled on a rough surface by applying a constant force 20 N. The values of coefficient of friction between blocks and suface are shown in figure. Q. In the arrangement shoen tension in the string connecting 4 kg and 6 kg masses is

Three blocks of masses 6 kg, 4 kg and 2 kg are pulled on a rough surface by applying a constant force 20 N. The values of coefficient of friction between blocks and suface are shown in figure. Q. In the arrangement shoen tension in the string connecting 4 kg and 6 kg masses is

Three blocks of masses 6 kg, 4 kg and 2 kg are pulled on a rough surface by applying a constant force 20 N. The values of coefficient of friction between blocks and suface are shown in figure. Q. Friction force on 4 kg block is

Three blocks of masses 6 kg, 4 kg and 2 kg are pulled on a rough surface by applying a constant force 20 N. The values of coefficient of friction between blocks and suface are shown in figure. Q. Friction force on 4 kg block is

Three blocks of masses 6 kg, 4 kg and 2 kg are pulled on a rough surface by applying a constant force 20 N. The values of coefficient of friction between blocks and suface are shown in figure. Q. Friction force on 6 kg block is

Three blocks of masses 6 kg, 4 kg and 2 kg are pulled on a rough surface by applying a constant force 20 N. The values of coefficient of friction between blocks and suface are shown in figure. Q. Friction force on 6 kg block is