samiatariq600 samiatariq600

05-05-2021
Physics

contestada

3 A ball of mass 0.5 kg has 100 J of kinetic energy. What
is the speed of the ball? plzz help

Respuesta :

engidadubale17 engidadubale17

05-05-2021

Answer:

20meter/second

Explanation:

v=squareroot of 2×K.E/mass

v=squareroot of 2×100J/0.5

v=squareroot of 200kg×m×m/s×s/0.5m

v=squareroot of 400m×m/s×s

v=20m/s

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