krysta666montes krysta666montes
  • 13-12-2020
  • Physics
contestada


An engine has 180,000 W of power and can accelerate from rest to a top speed in 9 s. How much work did the engine do?

Respuesta :

quasarJose
quasarJose quasarJose
  • 15-12-2020

Answer:

1620000J

Explanation:

Given parameters:

Power = 180000W

Time  = 9s

Unknown:

Work done by the engine = ?

Solution:

Power is the rate at which work is being done.

 Now,

        Power  = [tex]\frac{Work done }{time}[/tex]  

 Work done  = Power x time taken

 Work done  = 180000 x 9  = 1620000J

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