Question

A bresa decreases its speed from 80 km/h to
60km/h in 5 sec. Find the acceleration of the bus​

Answer 1

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

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

Step-by-step explanation:

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