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 C
An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.
The discharge over a rectangular notch is
Answer: Option B
The volume of a fluid __________ as the pressure increases.
The pressure of the liquid flowing through the divergent portion of a venturimeter
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