MCQOPTIONS
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| 1. |
Which of the following statements CANNOT be used to describe free flow speed (uf) of a traffic stream? |
| A. | uf is the speed when flow is negligible. |
| B. | uf is the speed when density is negligible. |
| C. | uf is affected by geometry and surface conditions of the road. |
| D. | uf is the speed at which flow is maximum and density is optimum. |
| Answer» E. | |