Q 1.(i) A 110 m long train travels at 30 km/h. how long will it take to cross a platform 90 m long?
(ii) A 120 m long train travels at the speed of 60 km/h. how long will it take to cross a platform of length 180 m?
Asked by bishtbharat869 | 23rd Aug, 2019, 07:33: AM
Expert Answer:
(i)
Length of the train = 110 m and length of the platform = 90 m
The train needs to cover a distance of 110+90 = 200 m = 0.2 km
Time = Distance/ Speed
(ii)
Similarly, distance needs to be covered by a train 120m long is 300m = 0.3km at the rate of 60 km/h
Time = Distance/ Speed
Answered by Renu Varma | 23rd Aug, 2019, 10:17: AM
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