Question

A bus decrease it speed from 80km/h 60km/h in 5sec?Fine the acceleration of bus​

Answer 1

Answer:

-1.1 m/s2

Explanation:

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

Find out

We have to find a= acceleration = ?

Formula

v = u+at

a = v – u/t

a = 16.7 – 22.2/5

= -5.5/5

Therefore, acceleration a = -1.1 m/s2

The negative sign implies that the velocity is decreasing.

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