jsullivan2000p3onen jsullivan2000p3onen

09-02-2018
Physics

contestada

How much work is done? A Net Force of 9.0 N acts through a distance of 3.0 m in a time of 3.0 s. The answers are 3.0 J, 9.0 J, 27 J, 81 J.

Respuesta :

egenriether egenriether

09-02-2018

If the force and the motion are along the same direction (like it is here) then work is force*distance. The time doesn't come into play until you want the power used. So here
W=9.0*3.0=27J

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