Answer to Question #305883 in Mechanics | Relativity for Kian

Mechanics | Relativity

Question #305883

How much power is needed to lift a 4.5 kg object to a height of 3.0 m in 12 s?

Expert's answer

Power

"P=\\frac{W}{t}=\\frac{mgh}{t}"

"P=\\frac{4.5\\times9.8\\times3}{12}=11.025W"

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