n this free-body diagram, the weight (W) and normal force (n) have equal magnitu

Physics
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In this free-body diagram, the weight (W) and normal force (n) have equal magnitudes. The magnitudes of any forward or backward forces, however, are not determined. The free-body diagram will not apply to which of these objects or persons?

 

a. an automobile accelerating on a flat highway

b. a box sliding across a table at constant speed

c. a woman jumping off the floor

d. a box at rest on a table

May 18th, 2015

b. a woman jumping off the floor

the jumping woman tend to exert more force on the ground.

May 18th, 2015

so its c right ?

May 18th, 2015

c is the right answer.


May 18th, 2015

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May 18th, 2015
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May 18th, 2015
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