Question

If the pressure exerted by an object on an area of 20 m2 is 20 N, what will be the force applied by the object?

Answer 1

400N is the ans. your unit for pressure is wrong..its newton/m^2 or simply pascal(pa)

pressure=force/area

therefore; force = pressure x  area

ie, 20  x  20 = 400N

Answer 2

Answer:

Which of the following is a thermoplastic?