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# water

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how much power does a water pump expend when it lifts 40.0 liters of water per minute to a height of 10.0 meters?

Oct 5, 2021
edited by Guest  Oct 5, 2021

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how much power does a water pump expend when it lifts 40.0 liters of water per minute to a height of 10.0 meters?

Hello Guest!

$$N=\dfrac{F\cdot s}{t}=\dfrac{40kg\cdot9.81\frac{m}{s^2}\cdot 10m}{60s}\cdot \dfrac{N\cdot s^2}{kg\cdot m}=65.4\cdot \dfrac{Nm}{s}=\color{blue}65.4\ W$$

!

Oct 5, 2021