If a train travelling at 72 kmph is to be brought to rest in a distance of 200 meters, then its retardation should be - VgyanHub

Question:

If a train travelling at 72 kmph is to be brought to rest in a distance of 200 meters, then its retardation should be

Options :

(a) 20 ms-²
(b) 10 ms-²
(c) 2 ms-²
(d) 1 ms-²

Answer :

(d) 1 ms-²

Answer Steps :

Step 1:j

Step 2:

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