Etermine the speed of a train of length 240 meters if it crosses a pole in 15 seconds. Options: a) 44.4 kmph b) 57.6 kmph c) 33.3 kmph d) 22.2 kmph
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Distance = 240 m = 240/1000 km = 0.24 km
Time = 15 sec = 15/3600 hr = 1/240 Hr
Speed = Distance / Time
0.24/(1/240)
= 0.24 * 240
= 57.6 km/h
Option b is the right answer
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