A. increase in both speed and radius of curve
B. decrease in both speed and radius of curve
C. increase in speed and with decrease in radius of curve
D. decrease in speed and with increase in radius of curve
Related Mcqs:
- For the design of super elevation for mixed traffic conditions, the speed is reduced by_____________?
A. 15%
B. 20%
C. 25%
D. 75% - 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 attainment of super elevation by rotation of pavement about the inner edge of the pavement_______________?
A. is preferable in steep terrain
B. results in balancing the earthwork
C. avoids the drainage problem in flat terrain
D. does not change the vertical alignment of road - Coefficient of friction is less when the pavement surface is________________?
A. rough
B. dry
C. smooth and dry
D. smooth and wet - If b is the wheel track of a vehicle and h is the height of centre of gravity above road surface, then to avoid overturning and lateral skidding on a horizontal curve, the centrifugal ratio should always be________________?
A. less than b/2h and greater than co-efficient of lateral friction
B. less than b/2h and also less than co-efficient of lateral friction
C. greater than b/2h and less than co-efficient of lateral friction
D. greater than b/2h and also greater than coefficient of lateral friction - Maximum number of vehicles can be parked with_______________?
A. parallel parking
B. 30° angle parking
C. 45° angle parking
D. 90° angle parking - In highway construction on super elevated curves, the rolling shall proceed from_________________?
A. sides towards the centre
B. centre towards the sides
C. lower edge towards the upper edge
D. upper edge towards the lower edge - The aggregates required for one kilometer length of water bound macadam road per meter width and for 10 mm thickness is________________?
A. 8 cubic meter
B. 10 cubic meter
C. 12 cubic meter
D. 15 cubic meter - For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is_______________?
A. 1 in 30
B. 1 in 36
C. 1 in 48
D. 1 in 60 - The value of ruling gradient in plains as per IRC recommendation is______________?
A. 1 in 12
B. 1 m 15
C. 1 in 20
D. 1 in 30
