Civil Engineering  Hydraulics
Exercise :: Hydraulics  Section 6
6. 
Orificemeter is used to measure 
A. 
pressure at the point  B. 
discharge  C. 
average speed  D. 
velocity. 
Answer: Option B
Explanation:

7. 
Pick up the correct statement from the following : 
A. 
Dimensional homogeneity means the dimensions of each term in an equation on both sides are equal  B. 
Dimensionally homogeneous equations are independent of the system of units  C. 
In dimensionally homogeneous equation, the powers of fundamental dimensions on either side of the equation are identical  D. 
All the above. 
Answer: Option D
Explanation:

8. 
The ratio of inertia force of a flowing fluid and the viscous force of the liquid is called : 
A. 
Renold's number  B. 
Froude's number  C. 
Euler's number  D. 
Weber's number. 
Answer: Option A
Explanation:

9. 
For an irrotational flow, the equation is given by 
A. 
CauchyRiemann  B. 
Reynold  C. 
Laplaces  D. 
Bernoulli. 
Answer: Option C
Explanation:

10. 
Water belongs to 
A. 
Newtonian fluids  B. 
nonNewtonian fluids  C. 
compressible fluid  D. 
none of these. 
Answer: Option A
Explanation:
