Civil Engineering MCQAE Level Civil Engineering
For the same speed and friction, stopping sight distance on a downgrade is greater than on a level road because gravity:
Transportation EngineeringDowngrade Sight DistanceMEDIUM
Choose the correct answer
A
Assists the vehicle motion during braking
B
Eliminates perception time
C
Increases pavement camber to infinity
D
Removes the need for brakes
Correct Answer
A. Assists the vehicle motion during braking
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On downgrades, gravity acts along the direction of motion and increases braking distance.
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