A train 136 m long pass a telegraph pole in 6 seconds. Find the speed of the train
Options:
A) 66 km/hr  B) 68.4 km/hr  C) 82.8 km/hr  D) 79.2 km/hr  E) None
Sol.   Speed = [136/6] m/sec = [23 * 18/5] km/hr = 82.8 km/hr.   Answer 82.8 km/hr
<result>C</result>
A train 136 m long pass a telegraph pole in 6 seconds. Find the speed of the train