sarahburchfield1779 sarahburchfield1779

27-01-2021
Physics

contestada

5. How fast does a 50 gram arrow need to travel to have 40 Joules of kinetic energy?

Respuesta :

sahvannabanana15 sahvannabanana15

27-01-2021

Answer: v = 40 m/5

Explanation:

40 J = 1/2 (105) v^2

1600 = v^2

v = 40 m/5

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