A train is moving with the velocity of 72km/hr. By applying the brakes , a retardation of 1m/s2 produced, find the times it will take to stop
Answers
Answered by
6
Answer:
u=72
h
km
=72×
18
8
=20m/s
NOw v
2
=u
2
+2as
0=(20)
2
+2a(200)
0=400+400a
400a=−400
retardation =−a=1m/s
2
Answered by
0
Answer:
don't know sorry bhai
Explanation:
okk
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