The speed of train is 30km/h .How long will it take to cross a signal if its length is 25 m?
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1
Answer(i)
Speed of a train = 30 km/hr = 8.33 m/s
Distance = 25m
Time = ?
Time = Distance ÷ Speed = 25 ÷ 8.33 = 3.001 sec
Answered by
1
Step-by-step explanation:
by using formula,
speed =distance/time
30km/h = 30 * 5/18=25/3
time= 25/25/3=3 sec
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