Q13. | A flownet is drawn in a weir. The total head loss in 8m. Number of potential drop in 8 and the length of flow path of last square in 1m. The exit gradient is : |
Q14. | The ratio of specific yield to specific retention of an aquifer with porosity 50% is 1.5, specific yield from it is : |
Q15. | A saturated clay layer with single drainage face takes. 4 years to attain 50% Degree of Consolidation. If the clay layer had double drainage, then the time to attain 50% degree of consolidtation is : |
Q16. | A RC pile is driven with a drop hammer weighing 18 kN heaving a free fall of 1.5 m. The penetration in last blow is 5 mm. The load carrying capacity of the pile as per Engineering News formula will be : |