azktanae8941 azktanae8941
  • 23-12-2017
  • Physics
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A pump is to lift 18 kg of water per minute tthrough a height of 3.6 m. what output rating (watts) should the pump have?

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samuraijack
samuraijack samuraijack
  • 01-01-2018
Given: Mass m = 18 Kg;   Height h = 3.6 m;   Time t = 60 s

Required:  Power output  in unit of Watts

Formula: P = mgh/t

               P = (18 Kg)(9.8 m/s²)(3.6 m)/60 s

               P = 10.58 J/s or Watts  


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