[" A block of mass "4kg" is pressed against the wall by a force of "80N" as shown in the figure.Determine "],[" the value of friction force and block's acceleration,(Take "mu=0.2,mu_(1)=0.15" ) "]

A block of mass 4 kg is pressed againest the wall by a force of 80N as shown in figure Determine the value of the friction force and block's acceleration (Take mu_(s) = 0.2 , mu_(s) = 0.15)

A block of mass 4 kg is pressed againest the wall by a force of 80N as shown in figure Determine the value of the friction force and block's acceleration (Take mu_(s) = 0.2 , mu_(s) = 0.15)

A 1 kg block is being pushed against a wall by a force F=75N as shown in the figure. The coefficient of friction is 0.25. The magnitude of acceleration of the block is:

A 1 kg block is being pushed against a wall by a force F=75N as shown in the figure. The coefficient of friction is 0.25. The magnitude of acceleration of the block is:

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))

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))

A block of 1 kg is stopped against a wall by applying a force F perpendicular to the wall. If mu=0.2 then minimum value of F will be

A block of 1 kg is stopped against a wall by applying a force F perpendicular to the wall. If mu=0.2 then minimum value of F will be

A block of 1 kg is stopped against a wall by applying a force F perpendicular to the wall. If mu=0.2 then minimum value of F will be

A block of mass 5kg is resting on a rough surface as shown in the figure. It is acted upon by a force of F towards right. Find frictional force acting on block when 50N ( mu_(s) =0.6 , mu_(k) = 0.5) [ g = 10ms^(-2) ]