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chelseapruitt12
chelseapruitt12 chelseapruitt12
  • 05-05-2016
  • Physics
Answered

A machine is supplied energy at a rate of 4,000 W and does useful work at a rate of 3,760 W. What is the efficiency of the machine? A. 97 percent B. 96 percent C. 94 percent D. 92 percent

Verified Answer :

smpurvis
smpurvis smpurvis
  • 03-12-2018

your answer is  C. 94 percent

i just took the test

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