NCHMCT JEE 2014 Question Paper with solutions for online practice

Question : 24 of 200

Marks: +1, -0

A train 125 metre long is running at 50 km/hr. In what time will it pass a man running at 5 km/hr in the same direction in which the train is going?

Solution:

Train speed with respect to man = 45 km/hr
- 45 ×

5/{18}

= 12.5 m/s
time taken to cross the man
=

{125}/{12.5}

= 10 s

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