mimimuffin052 mimimuffin052

21-06-2017
Physics

contestada

Why are all machines not 100% efficient
A. Mass
B. Gravity
C. Friction
D. Distance

Respuesta :

jayacrux jayacrux

21-06-2017

All machines are not 100% efficient because of C. Friction

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14-03-2019

C. Friction is the correct answer

Answer Link

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