brittneeeysamuel brittneeeysamuel

30-05-2017
Physics

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A hockey player has an acceleration of −3.1 m/s2. How long does it take him to come to a complete stop from a speed of 13 m/s?

Respuesta :

egenriether egenriether

30-05-2017

His acceleration function is -3.1
His velocity function is -3.1t + 13
set this to 0 and solve for the time t
-3.1t +13 = 0
3.1t = 13
t = 4.19s

Answer Link

28-11-2020

Answer:4.2s

Explanation:

Answer Link

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