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

Answer Link

Otras preguntas

What is the factor of 7a+7b

What is 6476 divided by 12

what number is one thousand less than 700,012?

Lisha is making headbands using ribbon she would like to make 12 headbands each one requires 15.5 inches of ribbon she estimates that she will need to buy 160

Which of the following titles might be given to a Muslim ruler who has absolute power?.

what is 1/10 of 60,000

How did social and economic life change for freed people

4 times as much as 3 is

why is it unwise to feed an infant only fat free milk

Round 91,800 to the nearest thousand