a train 210 m long took 12 sec to pass a 90 m long tunnel.find the speed of the train in km/h.
Share
a train 210 m long took 12 sec to pass a 90 m long tunnel.find the speed of the train in km/h.
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
120/12=10m/s
10m/s=36km/h