Mechanical Engineering - Hydraulics and Fluid Mechanics

6.
The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe)
Answer: Option
Explanation:
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7.
When an internal mouthpiece is running free, the discharge through the mouthpiece is (where a = Area of mouthpiece, and H = Height of liquid above the mouthpiece)
0.5 a2gH
0.707 a2gH
0.855 a2gH
a2gH
Answer: Option
Explanation:
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8.
A flow through an expanding tube at increasing rate is called unsteady non-uniform flow.
Yes
No
Answer: Option
Explanation:
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9.
Water is __________ liquid.
a compressible
an incompressible
Answer: Option
Explanation:
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10.
With an increase in size of tube, the rise or depression of liquid in the tube due to surface tension will
decrease
increase
remain unchanged
depend upon the characteristics of liquid
Answer: Option
Explanation:
No answer description is available. Let's discuss.