Worth 20 points Please answer and show work with the conversion: A car moving with a velocity of 30m/s has a constant acceleration of -4m/s? What will be the velocity 3 seconds later? A) -12m/s B) 18m/s

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asked Mar 14, 2023 213k views

2 votes

Worth 20 points

Please answer and show work with the conversion:

A car moving with a velocity of 30m/s has a constant acceleration of -4m/s? What will be the velocity 3 seconds later?
A) -12m/s
B) 18m/s
C) 42m/s
D) 90m/s

Physics
college

Frederico Schardong asked

by Frederico Schardong

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1 Answer

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v final = v initial + at

a = acceleration, t= time

Vf = 30 + -4*3

=30-12 = 18 m/s

ThomasReggi answered Mar 18, 2023

by ThomasReggi

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1 Answer

v final = v initial + at

a = acceleration, t= time

Vf = 30 + -4*3

=30-12 = 18 m/s

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