The difference between saturation vapour pressure and actual vapour pressure at a constant temperature is called ___________________?

Related Mcqs:

1. The ratio between the actual pressure and saturation vapour present at same temperature is called___________________?

   A. Absolute Humidity
   B. Relative Humidity
   C. Low humidity
   D. High Humidity

2. It is important to keep the saturation gradient line within the body of a embankment of canal, the saturation gradient line in loomy soils lie at___________________?

   A. 1:2 to 1:4
   B. 1:3 to 1:5
   C. 1:4 to 1:6
   D. 1:5 to 1:7

3. Aeration holes are provided to reduce the inside saturation pressure ____________________?

   A. In a weir with end contractions
   B. In a suppressed weir
   C. In a cippoletti weir
   D. In all weir

4. A module or outlet in which discharge depends upon the difference of head between distributary and the water course is called ___________________?

   A. Non-modular
   B. Modular
   C. Semi-modular
   D. Rigid module

5. 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 ___________________?

   A. 1.0
   B. 1.2
   C. 1.5
   D. 2.0

6. To be more close to the actual field conditions, some times artificial rain tests conducted, the instrument used is called ___________________?

   A. Infiltrometer
   B. I.C. curve
   C. Rain simulator
   D. v Hydrometer

7. The counter berm for a canal is provided so as to contain the saturation gradient line _____________ the bank?

   A. Out of
   B. Within
   C. Above
   D. Below

8. An instrument used for measuring pressure head, generally made up of a small pipe tapped into the side of conduit is called ___________________?

   A. Pilot tube
   B. Piezometer
   C. Manometer
   D. All are correct

9. When the weight of weir balances the up lift pressure caused by the head of the water seeping below the weir bed is called ___________________?

   A. Cippollite weir
   B. Broad crested weir
   C. Gravity weir
   D. Non-gravity weir

10. The mass per unit volume of a liquid at standard temperature and pressure is called ____________________?

    A. Specific weight
    B. Specific gravity
    C. Mass density
    D. None of these