"The length of the bridge, which a train 130 meters long and travelling at 45 km/hr can cross in
Channel: Doubtnut
Date: 2020-04-05

"The length of the bridge, which a train 130 metres long and travelling at 45 km/hr can cross in 30 second, is`200\ m`b. `225\ m`c. `245\ m`d. `250\ m`"