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OpenStudy (anonymous):
A skydiver of mass 87 kg falls straight down. If air resistance exerts 355 N of force on him as he falls, what is the net force on the skydiver? A. 1050 N down B. 853 N down C. 268 N down D. 498 N down
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OpenStudy (shamim):
earth is attracting that skydiver by the force w=mg=87*9.8N
OpenStudy (shamim):
weight nd air frictional force r opposite direction
OpenStudy (shamim):
so net force is 87*9.8-355
OpenStudy (anonymous):
Thank you!
OpenStudy (shamim):
welcome
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