stephanie5619 stephanie5619

13-11-2019
Physics

contestada

A 60 kg sprinter has a momentum of +600 kg-m/s when he crosses the finish
line. What is his velocity?

Respuesta :

Hania12 Hania12

13-11-2019

Answer:

10 ms⁻¹

Explanation:

The amount of momentum that an object has is dependent upon two factors

mass of the moving object
speed of motion

In terms of an equation,

Momentum (P) = Mass(m)×velocity(v)

P = m×v

600 = 60 × v ⇒ v = 10 ms⁻¹

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