MCQOPTIONS
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| 1. |
How does the depth of ballast cushion affect rail section? |
| A. | Higher the depth bigger the rail section |
| B. | Depth is less, bigger the rail section |
| C. | Depth is less, smaller the rail section |
| D. | Depth and Rail section same |
| Answer» C. Depth is less, smaller the rail section | |