In what time will a train 350 m long cross an electric pole, it its speed be 144 km/hr? Choose the correct choice from the following answers
A) 2.5 sec
B) 2.95 sec
C) 1.3 sec
D) 8.75 sec
E) 1.85 sec
Speed = 144 * 5/18= 
<gadget id="calculator">144 * 5/18</gadget>
<output>40</output>
40 m/sec   Time taken= 100/40   = 8.75 sec.   Answer:8.75 sec
<result>D</result>
In what time will a train 350 m long cross an electric pole, it its speed be 144 km/hr?