jnlRosyjjexoal
jnlRosyjjexoal jnlRosyjjexoal
  • 15-05-2016
  • Physics
contestada

A shot-putter throws an 8.00 kg shot at a speed of 10.0 m/s. What is the kinetic energy of the shot?

Respuesta :

BossoftheBoss BossoftheBoss
  • 16-05-2016
Ekin=1/2*m*v^2 so 1/2*8*(10m/s)^2 = 400Nm Or J
Answer Link
shirleywashington shirleywashington
  • 12-06-2019

Answer:

Kinetic energy of the shot is 400 Joules

Explanation:

It is given that,

Mass of the shot, m = 8 kg

Speed of thrown, v = 10 m/s

We have to find the kinetic energy of the shot. It is given by the product of mass of an object and the square of velocity divided by 2 i.e.

[tex]KE=\dfrac{1}{2}mv^2[/tex]

[tex]KE=\dfrac{1}{2}\times 8\ kg\times (10\ m/s)^2[/tex]

KE = 400 Joules

Hence, the kinetic energy of the shot is 400 joules.

Answer Link

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