Q.1(i)  the speed of a train is 30 km in how long will it take to cross a signal. if its length is 25 m?

(ii) how long will a 50 m long train traveling at 72km/h take to cross a pole?

Asked by bishtbharat869 | 20th Aug, 2019, 05:42: PM

Expert Answer:

(i) 
Speed of a train = 30 km/hr = 8.33 m/s
 
Distance = 25m 
 
Time = ?
 
Time = Distance ÷ Speed = 25 ÷ 8.33 = 3.001 sec

Answered by Yasmeen Khan | 20th Aug, 2019, 06:13: PM