allinemary8 allinemary8

26-10-2020
Physics

contestada

how much power does it take to lift 30 kg to a height of 10 m above ground level in 5 seconds?

Respuesta :

Tolunimi Tolunimi

26-10-2020

Answer:

600

Explanation:

w/T=power

not direct

force=mass×acceleration

acceleration=10

so since mass =30kg

force =30×10=300

distance=10m

force×distance

300×10

=3000=workdone

3000÷5

=600

power =600W

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