A rectangular block of mass 6 kg is to be held against a rough vertical wall by appplying a force perpendicular to the wall. What is the minimum force to be applied, if the coefficient of friction is 0.42?

A rectangular block of mass 2 kg is to be held against a rough vertical wall by applying a force of 98 N perpendicular to the wall. What is the coefficients of friction if the applied force is the minimum required force?

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

An object of mass m held against a vertical wall by applying horizonatal force F as the minimum of the force is

A block of mass 'm' is held stationary against a rough wall by applying a force F as shown. Which one of the following statement is incorrect ?

An object of mass m held against a vertical wall by applying horizontal force F as shown in the figure . The minimum value of the force F is

A block of mass 1 kg is held at rest against a rough vertical surface by pushing by a force F horizontally. The coefficient of friction is 0.5. When

A block of mass 1 kg is held at rest against a rough vertical surface by pushing by a force F horizontally. The coefficient of friction is 0.5. When