If the weight of a box is 500 N and the area of contact is `300 "cm"^2`, find the pressure exerted by the box.

A force of 25 N acts on a body of area of cross-section 20 cm^(2) . Calculate the pressure exerted by the body in pascals.

If a girl is wearing a pointed heel which has an area of cross section 2 "cm"^2 , and if her mass is 650 N, find out the pressure exerted by her on the floor (remember to calculate for both legs)

The dimensions of a rectangular box are integers greater than 1. If the area of one side of this box is 12 and the area of another side 15, what is the volume of the box?

A brick stands on a box having 60 cm length, 40 cm breadth and 20 cm width. Pressure exerted by the brick will be:

A load weighing 20,000 N is placed on a side with area 1000 "cm"^2 . How much pressure would it exert on the ground?

A metal box with a square base and vertical sides is to contain 1024 cm3 of water, the material for the top and bottom costs Rs 5 per cm2 and the material for the sides costs Rs 2.50 per cm2. Find the least cost of the box.

When a pressure measuring device is immersed in a liquid, a restoring force of 2 N is exerted by the spring. If the area of cross-section of the pistion is 10 cm^(2) , what pressure does the fluid exert on the piston?

In the given diagram, weight of the man is 60 kg and the weight of the machine, box, rope and pulley are neglected. If the man manages to keep the box at rest, then the reading of the machine will be

A cubic lump of cheese of area 10 "cm"^2 and weight 3 N stands on a table. Calculate the pressure exerted by it on the table?

A man of mass M is standing on a plank kept in a box. The plank and box as a whole has mass m. A light string passing over a fixed smooth pulley connects the man and box. If the box remains stationary, find the tension in the string and the force exerted by the man on the plank.