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A machine has an efficiency of 70%. How much work dose the machine do when 20,000 J of work is done on it
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4 votes
A machine has an efficiency of 70%. How much work dose the machine do when 20,000 J of work is done on it

User Tamira
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2 Answers

2 votes

Answer:

a

Step-by-step explanation:

User Josh Sandlin
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2.7k points
3 votes

Answer:

A. 14,000 J

Step-by-step explanation:

on edg.

User Alan Carlyle
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3.8k points
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