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A car starts from rest and accelerate at a constant rate. After the car has gone 50m it has a speed of 21 m/s. What is the acceleration of the car?

A car starts from rest and accelerate at a constant rate. After the car has gone 50m it has a speed of 21 m/s. What is the acceleration of the car?
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A car starts from rest and accelerate at a constant rate. After the car has gone 50m it has a speed of 21 m/s. What is the acceleration of the car?

User Piet Grootnoten
by
7.6k points

2 Answers

4 votes
u=0,s=50m, v=21m/s, a=? v^2=0+2*a*50 21^2/100=a
User Vardan Agarwal
by
8.4k points
1 vote

Answer:

4.4 m/s2

Step-by-step explanation:

User Mafis
by
7.8k points
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