Question

Find out retardation if brakes of car going speed 50m per hour and attend rest after moving to 5 metre of distance​

Answer 1

Answer:

u= 50m/h

v= 0m/h

s= 5m

BY THIRD EQUATION OF MOTION

v2-u2=2as

0- 2500=2xax5

-2500=10a

-2500/10=a

-250m/s2=a

Hence retardation is of - 250m/s2

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