a train is traveling with uniform retardation takes 20sec and 30sec to travel 2 successive kilometers. How much further will it travel before coming to rest?
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Answer:
we have
= 20sec will be added to 30sec = travling 2
= 20 +30 sec =2
= 50 sec
50= 2
= this both will be divided
and we get the answer
ans = 25
thanks
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