Hot questions in Transportation Engineering / GO Civil

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GATE Civil 2021 Set 2 | Question: 16
The softening point of bitumen has the same unit as that of distance temperature time viscosity

The softening point of bitumen has the same unit as that ofdistancetemperaturetimeviscosity

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GATE Civil 2021 Set 2 | Question: 55
For a $2^{\circ}$ curve on a high speed Broad Gauge $\text{(BG)}$ rail section, the maximum sanctioned speed is $\text{100 km/h}$ and the equilibrium speed is $\text{80 km/h}$. Consider dynamic gauge of $\text{BG}$ ... $\text{30.5 m}$ arc. The cant deficiency for the curve (in $\text{mm}, \textit{round off to integer}$) is ________________________

For a $2^{\circ}$ curve on a high speed Broad Gauge $\text{(BG)}$ rail section, the maximum sanctioned speed is $\text{100 km/h}$ and the equilibrium speed is $\text{80 k...

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GATE Civil 2021 Set 2 | Question: 54
The stopping sight distance $\text{(SSD)}$ for a level highway is $\text{140 m}$ for the design speed of $\text{90 km/h}$. The acceleration due to gravity and deceleration rate are $\text{9.81 m/s$^{2}$}$ and $\text{3. ... /reaction time (in $\text{s}, \textit{round off to two decimal places}$) used in the $\text{SSD}$ calculation is ________________________

The stopping sight distance $\text{(SSD)}$ for a level highway is $\text{140 m}$ for the design speed of $\text{90 km/h}$. The acceleration due to gravity and deceleratio...

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GATE Civil 2021 Set 2 | Question: 24
In a three-phase signal system design for a four-leg intersection, the critical flow ratios for each phase are $0.18, 0.32$, and $0.22$. The total loss time in each of the phases is $\text{2 s}$. As per Webster's formula, the optimal cycle length (in $\text{s}, \textit{round off to the nearest integer}$) is _______________

In a three-phase signal system design for a four-leg intersection, the critical flow ratios for each phase are $0.18, 0.32$, and $0.22$. The total loss time in each of th...

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GATE Civil 2021 Set 2 | Question: 53
In an aggregate mix, the proportions of coarse aggregate, fine aggregate and mineral filler are $\text{55%, 40% and 5%}$, respectively. The values of bulk specific gravity of the coarse aggregate, fine aggregate and mineral filler are ... . The bulk specific gravity of the aggregate mix ($\textit{round off to two decimal places}$) is ____________________

In an aggregate mix, the proportions of coarse aggregate, fine aggregate and mineral filler are $\text{55%, 40% and 5%}$, respectively. The values of bulk specific gravit...

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GATE Civil 2021 Set 2 | Question: 13
Relationship between traffic speed and density is described using a negatively sloped straight line. If $v_{f}$ is the free flow speed then the speed at which the maximum flow occurs is $0$ $\frac{v_{f}}{4}$ $\frac{v_{f}}{2}$ $v_{f}$

Relationship between traffic speed and density is described using a negatively sloped straight line. If $v_{f}$ is the free flow speed then the speed at which the maximum...

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GATE Civil 2021 Set 1 | Question: 37
Vehicular arrival at an isolated intersection follows the Poisson distribution. The mean vehicular arrival rate is $2$ vehicle per minute. The probability ($\textit{round off to two decimal places}$) that at least $2$ vehicles will arrive in any given $1$-minute interval is _______________________

Vehicular arrival at an isolated intersection follows the Poisson distribution. The mean vehicular arrival rate is $2$ vehicle per minute. The probability ($\textit{round...