The speed density relation on a segment of highway is
given by the following equation
V = 0.002(K – 184)2 – 3.2
V is the speed in km/hr and K is the density in veh/km.
The free flow speed on the highway is:
(1) 64.5 km/hr
(2) 70.2 km/hr
(3) 80.0 km/hr
(4) 184.0 km/hr
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