Ofuasetito Ofuasetito

04-04-2020
Mathematics

contestada

A girl of mass 25kg climbs up 8 steps
each of height 0.25m, in 20s. calculate
the power of the girl (s = 10ms]

Respuesta :

aayushthapa11100 aayushthapa11100

04-04-2020

Answer:

m=25kg

g=9.8m/(s^2)

h=8×0.25

=2m

t=20s

we have,

p=mgh/t

=25×9.8×2/20

=24.5watts

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