Highway Engineering
Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting ?

turntable
triangle
traverser
scotch block

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Highway Engineering
With increase in speed of the traffic stream, the maximum capacity of the lane

increases
first decreases and then increases after reaching a minimum value at optimum speed
first increases and then decreases after reaching a maximum value at optimum speed
decreases

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