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Mechanical Engineering - Hydraulics and Fluid Mechanics

Exercise : Hydraulics and Fluid Mechanics - Section 5
1.
A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.
less than twice
more than twice
less than three times
more than three times
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
The discharge over a rectangular notch is
inversely proportional to H3/2
directly proportional to H3/2
inversely proportional to H5/2
directly proportional to H5/2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
The volume of a fluid __________ as the pressure increases.
remains same
decreases
increases
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
The pressure of the liquid flowing through the divergent portion of a venturimeter
remains constant
increases
decreases
depends upon mass of liquid
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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