Civil Engineering MCQAE Level Civil Engineering
A vehicle negotiates a transition curve at uniform speed V. If R is the radius of the circular curve and J the allowable jerk (rate of change of radial acceleration), the minimum length of transition curve is
Transportation EngineeringTransportation EngineeringMEDIUM
Choose the correct answer
A
R³/(VJ)
B
J³/(RV)
C
V³R/J
D
V³/(RJ)
Correct Answer
D. V³/(RJ)
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Rate of change of radial acceleration = V³/(RL) = J ⇒ L = V³/(RJ).
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This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.