a train is travelling at a speed of 90 km per hour. brakes are applied so as to produce a uniform acceleration of -0.5 metre second -2. find how far the train will go before it is brought to rest.
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Answered by
1
Answer:
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Answered by
0
Answer:
625m
Explanation:
Formula used -shortcut to convert km/h into m/s =*5/18
so 90 km/h=25m/s
v^2-u^2=2aS
0^2-(25)^2=2*(-o.5)*S
-625 m =-1.0*S
-625/-1.0 =S
625 =S
so, S=625m
I hope it helped you
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