1.
Specific gravity of a liquid is defined as the ratio of its specific weight to that of pure water and standard temperature and pressure. Therefore specific gravity is equal to ___________________?

2.
Surface tension is the property of a liquid which enables it to resist tensile stress. the surface tension of water is equal to ______________ Kg/m?

3.
An escape constructed with masonry or pitched with stones to dispose off surplus of tank or reservoir is called________________?

4.
The permissible limit of hardness of water fore low pressure boiler is _____________________?

5.
Sterilization is the process of killing ___________ of water borne diseases, so as to make it safe for hospital use?

6.
Always flow inside the ground is ____________________?

7.
The resultant pressure of water on the face of dam is equal to ____________________ ?

8.
The steep conduits made in the body of dam for running turbines to generate hydro-electric power are called__________________?

9.
When reservoir is full on upstream side, the maximum stress comes upon__________________?

10.
Tanda dam is constructed on river ___________________?