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15-11-2016
Physics

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The manufacturer of a bulletproof vest wants the vest to be able to stop a bullet with a mass of 0.4 kg and a velocity of 1800 m/s. what is the momentum of this bullet?
a. 720 kg×m/s
b. 740 kg×m/s
c. 820 kg×m/s
d. 4500 kg×m/s

Respuesta :

15-11-2016

We know that momentum = mass times velocity
So a. 720 kgm/s

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