Question

A train 150m long is running at a speed of 50Kmph how long it will take to cross a telegraph post ?​

Answer 1

Answer:

108 sec

Step-by-step explanation:

50 Kmph can be re written as $50\frac{5}{18} m/s = 1.39 m/s\\\\Now,\\\\time=distance/speed\\time= 150/1.39= 107.91 \\= 108 sec$

Answer 2

I hope it's helpful for you thanks.