What should be the acceleration a of the box shown in figure so that the block of mass `m` exerts a force `(mg)/(4)` on the force of the box?

With what acceleration a should the box of figure descends so that the block of mass M exerts a force Mg/4 on the floor of the box?

With what acceleratin a should the box of figure desecend so that the block of mass M exerts a force Mg/4 on the floor of the box?

With what acceleration 'a' should the box of figure moving up so that the block of mass M exerts a force 7Mg//4 on the floor of the box?

With what acceleration 'a' should a box descend so that a block of mass M placed in it exerts force Mg/4 on the floor of the box?

With what acceleration 'a' should a box descend so that a block of mass M placed in it exerts force Mg/4 on the floor of the box?

Three identical blocks, each having a mass M , are pushed by a force F on a frictionless table as shown in (figure) What is the acceleration of the blocks? What is net force on block A ? What force does A apply on B ? What force does B apply on C ? show action reaction pairs on the contact surface of the blocks.

A block of mass m is at rest on a rough wedge as shown in figure. What is the force exerted by the wedge on the block?

A block of mass m is at rest on a rough wedge as shown in figure. What is the force exerted by the wedge on the block?