A train 455 m long, running with a speed of 63 km/hr will pass a tree in? Choose the correct choice from the following options
A) 22 sec  B) 16 sec  C) 17 sec  D) 39 sec  E) 12 sec
Speed = 63 * 5/18 = 35/2 m/sec   Time taken = 455 * 2/35 = 39 sec   Answer:39 sec
<result>D</result>
A train 455 m long, running with a speed of 63 km/hr will pass a tree in?