On an urban road free mean speed is 60 kmph and the average spacing between vehicles under jam condition is 6.0 m. If linear variation is observed between speed and density.
Which of the following is/are true?1
Speed at maximum flow is 60 kmph
2
Maximum flow capacity is 10000 veh/hr
3
Maximum flow capacity is 2500 veh/hr
4
Speed at maximum flow is 30 kmph