A. increases
B. decreases
C. first decreases and then increases after reaching a minimum value at optimum speed
D. first increases and then decreases after reaching a maximum value at optimum speed
Related Mcqs:
- With increase in speed of the traffic stream, the maximum capacity of the lane________________?
A. increases
B. decreases
C. first increases and then decreases after reaching a maximum value at optimum speed
D. first decreases and then increases after reaching a minimum value at optimum speed - On a single lane road with two way traffic, the minimum stopping sight distance is equal to______________?
A. stopping distance
B. two times the stopping distance
C. half the stopping distance
D. three times the stopping distance - If the stopping distance is 60 meters, then the minimum stopping sight distance for two lane, two way traffic is_________________?
A. 30m
B. 60m
C. 120m
D. 180m - For the design of super elevation for mixed traffic conditions, the speed is reduced by_____________?
A. 15%
B. 20%
C. 25%
D. 75% - If the stopping distance and average length of a vehicle are 18 m and 6 m respectively, then the theoretical maxi¬mum capacity of a traffic lane at a speed of 10 m/sec is________________?
A. 1500 vehicles per hour
B. 2000 vehicles per hour
C. 2500 vehicles per hour
D. 3000 vehicles per hour - When the speed of traffic flow becomes zero,then_______________?
A. traffic density attains maximum value whereas traffic volume becomes zero
B. traffic density and traffic volume both attain maximum value
C. traffic density and traffic volume both become zero
D. traffic density becomes zero whereas traffic volume attains maximum value - As per IRC recommendations, the maximum limit of super elevation for mixed traffic in plain terrain is_______________?
A. 1 in 15
B. 1 in 12.5
C. 1 in 10
D. equal to camber - The most efficient traffic signal system is________________?
A. simultaneous system
B. alternate system
C. flexible progressive system
D. simple progressive system - On a right angled road intersection with two way traffic, the total number of conflict points is______________?
A. 6
B. 11
C. 18
D. 24 - As per IRC recommendations, the average level of illumination on important roads carrying fast traffic is______________?
A. 10 lux
B. 15 lux
C. 20 lux
D. 30 lux
