DIRECTIONS for the question: Solve the following question and mark the best possible option.
A train 130 meters long is running with a speed of 70 kmph. In what time will it pass a man who is running at 8 kmph in the direction opposite to that in which the train is going?
A)
10 sec
B)
8 sec
C)
6 sec
D)
None of these
C
Relative speed of train wrt man = (70 + 8) × 5/18 = 65/3 m/s