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A machine puts out 6,000 J of work. To produce that much work the machine
requires the user to put in 8,000 J of work. What is the efficiency of the machine,
written as a percentage?

Respuesta :

Answer:

Efficiency of the machine = 75%

Explanation:

Given:

Input work = 8,000 J

Output work = 6,000 J

Find:

Efficiency of the machine

Computation:

Efficiency of the machine = [Output work / Input work]100

Efficiency of the machine = [6,000 / 8,000]100

Efficiency of the machine = 75%

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