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Explain this AP Physics Question?
A 60kg student runs up the stairs from the basement to the third floor in 10s. If the height change between the flors is 4 m, the average power output of the student was closest to
A. 1,000W
B. 10,000W
C. 700W
D. 7,000W
E. 70W
I know this relates to Power = Work / Time, and I know Work = Force X Distance, but I don't know how to find force.
An explanation would be wonderful!
2 Antworten
- Anonymvor 9 JahrenBeste Antwort
w=mgh
p=w/t
(60)(9.8)(12)/10
answer is c.
- saggeseLv 4vor 4 Jahren
haha physics is OVER!! woo ok yet anyhow, oscillation is is the repetitive version, normally in time, of a few degree a pair of vital fee (generally a element of equilibrium). So this might talk with status waves, or springs, or pendulums. So fairly i desire greater info to describe greater extremely what the oscillation is for all people. if truth be told it skill that the component is going lower back and forth, like a whale's tail or something haha
