tibryanna
tibryanna tibryanna
  • 18-01-2021
  • Physics
contestada

calculate the power expended by peter who carries a 11 kg box 6m high in 3s

Respuesta :

PhantomWisdom PhantomWisdom
  • 23-01-2021

Given that,

Mass of a box, m = 11 kg

It is lifted to a height of 6 m

Time, t = 3s

To find,

The power experienced by the Peter.

Solution,

Power = rate of doing work

[tex]P=\dfrac{W}{t}\\\\P=\dfrac{mgh}{t}\\\\P=\dfrac{11\times 9.8\times 6}{3}\\\\P=215.6\ W[/tex]

So, the power experienced by the Peter is 215.6  Watts.

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