keigoserrano03 keigoserrano03

13-09-2021
Chemistry

contestada

you throw a ball with a mass of 2.1 kg. The balls leave your hand at 30 m/s the ball has_________ enrgy. Calculate it

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mdejazulhaque1972 mdejazulhaque1972

13-09-2021

Answer:

The ball has Kinetic enrgy.

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Strawberrypie01 Strawberrypie01

13-09-2021

P = Force x speed
P = 0.21 x 30
P = 6.3

30m/s / 1000 = 0.03s

E = P x t
E = 6.3 x 0.03
E = 0.189 J

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