Question

A train running at 72 kmph crosses a telephone pole in 7 sec. What is the length of the
train?
O 100 m
110 m
O 120 m
0 130 m
O 140 m​

Answer 1

Step-by-step explanation:

Speed of Train in m/s: 72*5/18 = 20 m/s

Time Taken: 7 sec.

In 7 sec, train of length L crosses the pole completely.

L = 20*7 => 140m

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