Science, asked by Danial84, 10 months ago

Machine which is 100% efficient ?

optical fiber
Motor
Human beings
generator​

Answers

Answered by sathwikvzm1234
4

Answer:

human being because we can do anything we want without loosing confidence

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Answered by NarutoDattebayo
2

Answer:

hi

Explanation:

I think human beings because ultimately humans are the one who invented all these machines

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