4. A car decreases its speed from 80 km/h to 60 km/h in 5 s. Find the acceleration of
the car.
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Answered by
2
Answer:
Given that U= initial velocity= 80 km/h = 22.2 m/s
v= final velocity = 60 km/h = 16.7 m/s
t= time = 5 s
We have to find a= acceleration = ?
v = u+at
a = v – u/t
a = 16.7 – 22.2/5
= -5.5/5
Therefore, acceleration a = -1.1 m/s^2
The negative sign implies that the velocity is decreasing.
Explanation:
I think it hepls you
Answered by
0
Answer:
- 4km/hr
Explanation:
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