Two blocks `A` and `B` of masses `2kg` and `4kg` are placed one over the other as shown in figure. `A`time varying horizontal force `F =2t` is applied on the upper block as shown in figure. Here `t` is in second and `F` is in newton. Drow a graph showing acceleration of `A` and `B` on y-axis and time on x-axis.Coefficient of friction between `A` and `B` is `mu =(1)/(2)` and the horizontal surface over which `B` is placed smooth. `(g =10m//s^(2))`

Two blocks A and B of mass 2 kg and 4 kg are placed one over the others as shown in figure. A time vaying horizontal force F=2t is applied on the upper blocks as shown in figure. Here t is in second and F is in newton. Coefficient of friction between A and B is mu=(1)/(2) and the horizontal surface over which B is placed is smmoth. (g=10 m//s^(2)) . If acceleration of blocks A as a function of time is given by a_(A)=t//c then find value of c . (t le7.5s)

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.

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.

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.

Two blocks of masses m and 2 m are placed one over the other as shown in figure.The coefficient of friction between m and 2m is mu and between 2m and ground is (mu)/(3) . If a horizontal force F is applied on upper block and T is tension developed in string, then choose the incorrect alternative.

Two blocks of masses m and 2 m are placed one over the other as shown in figure.The coefficient of friction between m and 2m is mu and between 2m and ground is (mu)/(3) . If a horizontal force F is applied on upper block and T is tension developed in string, then choose the incorrect alternative.

A force shown in the F-x graph is applied to a 2kg block horizontal as shown in figure. The change in kinetic energy is

A force shown in the F-x graph is applied to a 2kg block horizontal as shown in figure. The change in kinetic energy is

Acceleration of block A varies with time as shown in figure the value of coefficient of kinetic friction between block A and B is