brown570 brown570
  • 26-01-2021
  • Biology
contestada

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

14,000 J
28,600 J
1,400,000 J
2,860,000 J

Respuesta :

tosvaldo915 tosvaldo915
  • 09-02-2021

Answer:

14,000

Explanation:

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ellagarretson ellagarretson
  • 30-03-2021

Answer:

a

Explanation:

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