Question

A railway trair 5om long moving on straight
and level tracts passes a pole in
5 seconde find ca) The speed of the train)
(b) the time it will take
cross a bridge 45m long
to​

Answer 1

Answer:

(a) 10m/s

(b) 4.5 seconds

Explanation:

Length of Railway Train=50m

Time required to cross the pole=5s

(a)Speed of train = 50/5=10m/s (Ans.)

[when the train passes by the pole, it is basically covering the distance of its own length]

(b)Time required to cross 45m long bridge= 45/10=4.5seconds(Ans.)

Answer 2

Answer:

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