Math, asked by chetanyakhandelwal6, 11 months ago

A bus running at a speed of 18 KM/H is stopped in 2.5 seconds by applying brakes Calculate the retardation produced

Answers

Answered by kush2k5
4

Answer:

-2 m/s^2

Step-by-step explanation:

Initial velocity,u= 18Km/h= 5m/s

Final velocity,v= 0m/s

Time= 2.5s

Acceleration,a= ?

From 1st equation of motion: v=u+at

0=5+a(2.5)

a(2.5)=-5

a=-5/2.5

a=-2m/s^2

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