driver brings a car travelling at 22 metre per second to stop it into 2 second (a)what is the cars acceleration ?
(b)how far does it travel before stopping ?
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Answer:
refer to the attachment...
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Answer:
1-V=u+at
v=0,u=22,a=?,t=2
putting values
0=22+a2
a=-11
2- v^2=u^2+2as
0=22×22+2×-11s
(-484-2)/-11=s
486/11=s
s=44.1..
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