A student who weighs 500 n climbed the stairs from the
A student who weighs 500 N climbed the stairs from the firstfloor to the third floor, 15 m above, in 20 sec.
a) How much work did she do?b) What was her power?
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a student who weighs 500 n climbed the stairs from the firstfloor to the third floor 15 m above in 20 seca how much
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