Question

A practical machine cannot be 100% efficient? please give me the answer.​

Answer 1

Answer: yes it cannot be 100% efficient

Explanation:

only an ideal machine with 0 friction can have 100 percent efficiency

Answer 2

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A practical machine cannot be 100% efficient?

• IF THE CHOICES ARE TRUE OR FALSE THEN U GO
• The answer is false a machine cannot be 100 percent efficient because the output of a machine is always less than input. (correct me if I’m wrong)

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