A train 180 m long running at a speed of 90 km/h . how long will it take to railway singal
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Answer:
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Step-by-step explanation:
whatc. the train 180m per speed 90km per hour
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Distance = 180 m Speed = 90 km/h
Time taken
=180/90 x 1000
=1/500hrs
=| x 60 x 60/500
=36/5
=7.2 seconds
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