arianna8598 arianna8598
  • 20-08-2020
  • Physics
contestada

7. What is the kinetic energy of a 3-kilogram ball that is rolling at 2 meters per second?

Respuesta :

Graham2018 Graham2018
  • 20-08-2020

Answer:

6 Joules

Explanation:

KE= ½ m v2 = ½ (3kg) (2 m/s)2 = 6 Joules 8.

Answer Link
Аноним Аноним
  • 20-08-2020

Answer:

6Newton meter is the answer.

Explanation:

Mass=m=3kg

Velocity=v=2m/s

Kinetic energy =K.E.=?

As we know that

K.E.=1/2mv^2

Putting the values

K.E.=1/2✖️3kg✖️(2m/s)^2

K.E.=1/2✖️3kg✖️4m^2/s^2

K.E=1/2✖️12Nm

K.E.=6Nm is your answer

Hope it will help you :)

Answer Link

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