Physics, asked by daplo, 1 year ago

a moving train is brought to rest with in 20 seconds by applying brake find the initial velocity of the if the retardation to the brakes is 2m/s²

Answers

Answered by Anonymous
1
hey your ans is here

_____

given

u=?
v=0
a=-2
t=20

a=v-u/t
-2=0-u/20
-40=-u
u=40

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Answered by deps
1
hey mate !!
hope it helps u..✌✌
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