A machine is supplied energy at a rate of 4000 watts and does useful work at a rate of 3761 watts what

is the efficiency of the machine

Question

09-08-2016
Physics

Answered

A machine is supplied energy at a rate of 4000 watts and does useful work at a rate of 3761 watts what

is the efficiency of the machine

Verified Answer :

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AL2006 AL2006 · Answer 1 · 2016-08-10T11:13:02-04:00

The efficiency of the machine is

   output energy / input energy

   = output power / input power

   = 3,761 watts / 4,000 watts

   = (3,761 / 4,000)

   = 0.94025

   = 94.025 %

A machine is supplied energy at a rate of 4000 watts and does useful work at a rate of 3761 watts what is the efficiency of the machine

Verified Answer :

Related Questions

A machine is supplied energy at a rate of 4000 watts and does useful work at a rate of 3761 watts what

is the efficiency of the machine