For the following questions answer them individually
When two tracks of same or different gauges cross each other at any angle, the crossing provided is
The relation between void ratio (e), degree of saturation (s), water content (w) and specific gravity of solids (G) is given by
The difference between maximum void ratio and minimum void ratio of a sand sample is 0.25. If relative density of this sample is 60% at a void ratio of 0.40, then the void ratio of this sample at its loosest state will be