MCQOPTIONS
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| 1. |
Watt-hours per tonne km is usually the specific energy consumption for suburban services. |
| A. | 15 - 20 |
| B. | 50 - 75 |
| C. | 120 - 150 |
| D. | 160 - 200 |
| Answer» C. 120 - 150 | |