Question

A bus is moving with 60 Km/h and driver applied the brake the brake then speed is decreased by 20 km/h in 6 sec. Calculate the acceleration.​

Answer 1

Answer:

Given

u = 80 km/h

v = 60 km/h

t = 5 sec

u=80km/h=200/9m/sec

v=60km/h=150/9m/sec

Formula

a=(v-u)/t

= (150/9-200/9) / 5

= -1.11m/sec²

Ans. a = -1.11m/sec²

Explanation:

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