Xanderpro Xanderpro

26-01-2020
Physics

contestada

a body whose mass is 40kg runs up a flight of 30steps,each 150mm high in 6 seconds.Find the average power developed

Respuesta :

beingteenowfmao beingteenowfmao

27-01-2020

Answer:g=a=10m/s^2,

M=40kg,

S=150mm/1000=0.15m*30steps each=4.5m,

F=ma=40*10=400N

Power=W/t=F*s/t=F*V=1800/6 = 300W or 0.3kW

Explanation:

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