VincentValle15 VincentValle15
  • 20-12-2018
  • Physics
contestada

A lawnmower engine running for 20 minutes does 4560000 j of work. What is the power output of the engine

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Histrionicus
Histrionicus Histrionicus
  • 22-12-2018

Answer:

tim e (t) = 20 min.

            = 20 × 60 = 1200 s ,

Work ( W) = 4560000 J

                 = 4560 KJ ,

Determine:

                 Power output (P) = Work ÷ time

                                              = 4560 ÷  1200

                                            P  = 3.8 KW


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