Question

What is the pressure exerted by a force of 900 newtons on an area of 60 cm^2?

Answer 1

First we convert the `cm^2->m^2`

Explanation:

`60cancel(cm^2)xx(1m^2)/(100^2cancel(cm^2))=0.0060m^2`

Then we divide `p=F/A`

`p=(900N)/(0.0060m^2)=150000N/(m^2)=150000Pa=150kPa`