1.

The speed-density relationship in a mid-block section of a highway follows the Greenshields’s model. If the free flow speed is vf and the jam density is kj , the maximum flow observed on this section is

A. \(\frac{{{v_f}{k_j}}}{2}\)
B. \(\frac{{{v_f}{k_j}}}{8}\)
C. vfkj
D. \(\frac{{{v_f}{k_j}}}{4}\)
Answer» E.


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