Physics, asked by jamal58, 1 year ago

A train 100m long 9sec to cross a man walking at 5km/hr in the direction opposite to that of the train find the speed of the train

Answers

Answered by 11Angel1
0
Speed = Distance /Time
speed of train= 100m and 9 sec.
100/9= 11.11m/sec.
Hope its correct.
Answered by Yashv567
1

Answer:Speed of train = 35km/hr

Explanation:Let speed of train be xkm/hr

Relative speed =(x+5) km/hr = 5 (x+5) / 18m/sec. Distance covered in passing the man = 100m. 100/5 (x+5) / 18 = 9 = 45 (x+5) = 1800= x+5 = 40 = x = 35

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