Question

Question #97f22

Answer 1

`1lb//ft^2`

Explanation:

Pressure is defined as Force per unit area.

In the problem:

Weight `mg=20 lb`
Area of the block of wood in contact with the table `5xx4=20 ft^2`

Pressure exerted `="Force"/"Area"="Weight"/"Area of contact"=20/20`
`color(white)(Pressure exertd)=1lb//ft^2`