Question

A force of 20 N acts over an area of 4 cm² Find the value of pressure? (in Nm^-2)

Answer 1

Given :

Pressure = \(\frac{F}{A}\)

F = 20 N

A = 4 cm² = 4 x 10^-2 m

P = \(\frac{F}{A}\) = \(\frac{20}{40 \times 10^{-2}}\)

= 5 x 10²

= 500 Nm^-2 (or) 500 pack