Question

2. A bus decreases its speed from
80 km h-¹to 60 km h-¹ in 5s.
Find the acceleration of the bus.
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Answer 1

Answer:

Motion. A bus decreases its speed from 80 km/h to 60 km/h in 5 seconds. Find the acceleration of the bus. So, the bus is decelerating at a rate of -1.11 m/s2.

Explanation:

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Answer 2

Answer:

-1.111..... m per second square

Explanation:

80 km per h = 22.222... m per sec

60 km per h = 16.666.... m per sec

now ,

a = (v - u)/t

= (16.666.... - 22.222...) / 5

= -5.5555555 / 5

a = -1.11111..... m per second square