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Hydraulics Exam Set (Chaitra 11)

Welcome to your Hydraulic Exam Set 2

Name
1. 
Manometers are used to measure

2. 
Specific weight of liquid

3. 
Manning's formula is used for

4. 
An ideal fluid is

5. 
Principle of similitude forms the basis of

6. 
Hot wire anemometer is used to measure

7. 
Venturimeter is used to

8. 
The kinematic viscosity of an oil (in stokes) whose specific gravity is 0.95 and viscosity 0.011 poise, is

9. 
The pressure measured with the help of a pressure gauge is called

10. 
Capillary action is due to the

11. 
A Piezometer tube is used only for measuring

12. 
A flow through a long pipe at decreasing rate is called __________ uniform flow.

13. 
The intensity of pressure at any point, in a liquid, is __________ to the depth of liquid from the surface.

14. 
A compound pipe is required to be replaced by a new pipe. The two pipes are said to be equivalent, if

15. 
The hydraulic gradient line lies over the centre line of the pipe by an amount equal to the

16. 
The variation in the volume of a liquid with the variation of pressure is called its

17. 
Flow of water in a pipe about 3 meters in diameter can be measured by

18. 
The equation of continuity holds good when the flow

19. 
Cavitation will begin when

20. 
Cavitation is caused by

21. 
The viscosity of water is __________ than that of mercury.

22. 
For pipes, laminar flow occurs when Reynolds number is

23. 
For pipes, turbulent flow occurs when Reynolds number is

24. 
An orifice is said to be large, if

25. 
Most economical section of a circular channel for maximum velocity, is if,

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