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

User Thomas Fauskanger
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1 Answer

6 votes

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

Step-by-step explanation:

User Lonnie
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