Question

a pressure of 20000 pa acts on a surface of area 4cm².the force acting on the surface is​

Answer 1

Answer:

8 Newton

Explanation:

P = 20000pa = 20000 N/m^2

A = 4cm^2 = 4 * 10^-4 m^2

F = PA

F = 20000 N/m^2 * 4 * 10^-4 m^2

F = 8N