What force acting on an area of 0.5 m2 will produce a pressure of 500 Pa ?
We know that pressure is the normal force acting per unit area. So,
P =FA
so the force will be
F = P x A
here
P = pressure = 500 Pa
A = area = 0.5 m2
thus, we get
F = 500 x 0.5
so force is
F = 250 N