In how much time will a train of length 120 m, moving at 36 kmph cross an electric pole?	Choices
A) sec  B) sec  C) sec  D) sec  E) sec
Convert kmph to mps. 36 kmph = 36 * 5/18= 
<gadget id="calculator">36 * 5/18</gadget>
<output>10</output>
10 mps.   The distance to be covered is equal to the length of the train.   Required time t= d/s = 120/10= 
<gadget id="calculator">120/10</gadget>
<output>12</output>
12 sec.   Answer:sec
<result>D</result>
In how much time will a train of length 120 m, moving at 36 kmph cross an electric pole?