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s344n2d4d5 [400]
3 years ago
12

An automobile accelerates 1.77 m/s2 over 6.00 s to reach freeway speed at the end of an

Physics
1 answer:
GaryK [48]3 years ago
6 0

Answer:

Startinfg speed is 13.82 m/s

Explanation:

Use equation for realtion between start and final speed :

Vf=Vs+a*t

Vf-final speed

Vs-start speed

Vf=24.44m/s

a=1.77m/s²(acceleration)

t=6.00s(Time)

Vf=Vs+a*t

Vs=a*t-Vf

Vs=1.77m/s²*6s-24.44m/s

Vs=-13.82m/s

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