jgarcia2000 jgarcia2000

26-10-2018
Physics

contestada

A machine supply energy at a rate of 4000 W and does used to work at a rate of 3760 W what is the efficiency of the machine?

Respuesta :

ifeoluwaakinrip6qdgr ifeoluwaakinrip6qdgr

26-10-2018

Efficiency = (work output / work input) * 100

= (3760 / 4000) * 100

Efficiency = 0.94 * 100

Efficiency = 94 %

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