How much force is required to bring a car of mass 1270 kg, initially traveling at 26.7 m/s, to rest in 6.9 s?

Ralph Willgoss asked Nov 22, 2023

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Ralph Willgoss asked Nov 22, 2023

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26 votes

Answer:

-4914.9 N

Step-by-step explanation:

According to Newton's laws of motion,

F = ma

so first we need to find acceleration

a = (0-26.7)/6.9

= -3.87 m/s²

∴ F = 1270 × (-3.87) = -4914.9 N

Brick answered Nov 28, 2023

by Brick

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