A train 110 metres long is running with a speed of 60 km/hr. In what time will it pass a man who is running at 6 km/hr in the direction opposite to that in which the train is going?
সমাধান
সঠিক উত্তর: Option B
Speed of train relative to man = (60 + 6) km/hr = 66 km/hr.
=
66 x
5
m/sec
18
=
