Civil Engineering - Hydraulics

36.
Centre of buoyancy is
centroid of the floating body
centroid of the fluid displaced
centre of pressure of the displaced liquid
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

37.
The intensity of pressure due to sudden closure of a valve of a pipe in which water flows with velocity v, is directly proportional to :
square root of the bulk modulus of elasticity of water
bulk modulus of elasticity of water
specific weight of water
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

38.
The initial difference between liquid levels of two identical cylindrical vessels having their area of cross-section A, is H. Flow time T from one vessel to another through an orifice having coefficient of discharge Cd and area a will be
Answer: Option
Explanation:
No answer description is available. Let's discuss.

39.
Total energy line is
pressure head
datum head
kinetic head
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

40.
For critical flow, the Froude number is :
1.0
less than 1.0
more than 1.0
2
Answer: Option
Explanation:
No answer description is available. Let's discuss.