In the situation shown in figure-2.102, (a) What minimum force will make any part for whole system move. (b) For the following values of force, find the acceleration of two blocks, nature and value of friction at the two surfaces 2 N and 6 N. Take ` g = 10 m//s^(2)`.

`[(a) 4N, (b) 1m//s^ (2),0]`

In the situation shown in fig a. What minimum force F will make any part or whole system move? b. Find the acceleration of two blocks and value of friction at the two surface if F = 6 N

In the situation shown in figure-2.99. (a) For what minimum value of the force F will the system or any part of it start to move ? (b) Find the values of force F when slipping starts between (i) A and B and (ii) B and C. Take g = 10m//s^(2)

If the acceleration of the block B in the following system is a ( in m//s^(2)) then find out value of 2a//5(g=10m//s^(2)) :

A 2 kg block is present against a rough wall by a force F = 20 N as shown in figure .Find acceleration of the block and force of friction acting on it . (Take g = 10 m//s^(2))

Find the value of friction forces between the blocks A and B and between B and ground. ( Take , g=10 ms^(-2) )

Find the acceleration of the two blocks shown in figure-2.101.Take g=10m//s^(2) [2m//s^(2), 2m//s^(2)]

Conside the situation shown in figure. The block B moves on a frictionless surface ,while the coefficient of friction between A and the surface on which it moves is 0.2 . Find the acceleration with which the masses move and also the tension in the strings. (Take g = 10 m//s^(2)) .

If the tension in the string in the figure. Is N and the acceleration of each block is 0.5 m/s^2 , find the friction coefficients at the two contacts with h blocks.

A force of 200N is applied as shown in the figure on block of 3 kg. The coefficient of friction between the block and the wall is 0.3. Find the friction acting on the block. (in N) {Take g = 10 m//s^(2)

In the sitution shown in figure there is no friction between 2 kg and ground. a. For what maximum value of force F can all three blocks move together? b. Find the value of force F at which sliding starts at other rough surfaces. c. Find acceleration of all blocks, nature and value of friction force for the following values of force F (i) 10N (ii) N and (iii) 25 N