A line of traffic moving at 30 mi/h and a concentration of 50 veh/mi is stopped for 30s at a red light. Calculate

(a) the velocity and direction of the stopping wave
(b) the length of the line of cars stopped during 30s of red, and
(c) the number of cars stopped during the 30s of red. Assume a jam concentration of 250 veh/mi.

answer:

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answer: 5

explanation:

6-1

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