Question

2 points
If a break-dancer lies down on the ground on his back, his force of 635 N
is spread over an area of 0.75 m2. How much pressure does he exert on
the ground in this position? *
ws
846.7 Pa
O 84.7Pa
O 8.467 Pa
8467.7 Pa

Answer 1

Answer:

846.7Pa

Explanation:

Given parameters:

Force  = 635N

Area = 0.75m²

Unknown:

Pressure  = ?

Solution:

Pressure is the force per unit area on a body.

   Pressure  = $\frac{Force}{Area}$

Insert the parameters and solve;

  Pressure = $\frac{635}{0.75}$   = 846.7Pa