Domojuarez Domojuarez

11-11-2019
Chemistry

contestada

what is the efficiency of a machine if your work on the machine is 1,200 j and the machines output work is 300j

Respuesta :

jeremiahkevinm jeremiahkevinm

06-10-2020

Answer:

25%

Explanation:

Efficiency is (output work ÷ input work) × 100

so

Efficiency = (300 J ÷ 1200 J ) × 100 %

= 25%

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