-
The time for a train of length 110 metre running at the speed of 72 km/hr to cross a bridge of length 132 metre is
-
- 9.8 seconds
- 12.1 seconds
- 12.42 seconds
- 14.3 seconds
Correct Option: B
Speed of train = 72 kmph.
| = |  |  | m./sec. | |
| 18 |
= 20 m./sec.
| Required time = | |
| Speed of train |
| = | | | seconds | |
| 20 |
| = | | | seconds | |
| 20 |
= 12.1 seconds
