Answer to Question #173019 in Physics for Louis

Question #173019

 A normal force 35N act over an area of 5m2. What is the pressure exerted by the force?

a. 7.00 dynes b. 7.00 joules c. 7.00 pascals d. 7.00 watts



1
Expert's answer
2021-04-19T17:09:20-0400

By defintion, the pressure is:


"p = \\dfrac{F}{A}"

where "F = 35N" is the force, and "A = 5m^2" is the area over which the force acts. The units of the pressure are pascals. Thus, obtain:


"p = \\dfrac{35N}{5m^2} = 7Pa"

Answer. c. 7.00 pascals.


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