Question

A train running with a speed of 36 km/hr, crosses a telephone pole. If the length of train is 1020 meters, then what is the time taken (in seconds) by the train to cross the pole?

• A. 145
• B. 72
• C. 102
• D. 94

Answer 1

Answer:

C. 102

Speed of the train = 36 km/hr = 36 × 5/18 m/s = 10 m/s time taken = x sec. ⇒ 10x = 1020 ⇒ x = 102