matgabsan5126 matgabsan5126

05-05-2018
Chemistry

contestada

What is the power of a weightlifter who lifts a 500-Newton dumbbell 3 meters into the air in 15 seconds?
A. 75 W
B. 100 W
C. 120 W
D. 180 W

Respuesta :

anonymous79 anonymous79

05-05-2018

B 100W
(500*3)/15=100W

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