1.

0 m long train crosses a platform of double its length in 36 seconds. Find the speed oftrain in km/h.(a) 60 km/hr(b) 48 km/hr(c) 64 km/hrII. A train crosses a platform 90 m long in 30 seconds an(d) 66 km/hr

Answer»

To cover a platform fully train has to cover platform length + train length = 200 + 400 = 600m Time = 36 seconds Speed = 600 m/36 seconds = 600*3600/(36*1000) km/h = 60 km/h

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