A point, in a compressible flow where the velocity of fluid is zero, is called c

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Question
A point, in a compressible flow where the velocity of fluid is zero, is called
Options
A. critical point
B. vena contracta
C. stagnation point
D. none of these

Correct Answer

stagnation point

Hydraulics and Fluid Mechanics problems

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1. In case of flow through parallel pipes,
Options
A. the head loss for all the pipes is same
B. the total discharge is equal to the sum of discharges in the various pipes
C. the total head loss is the sum of head losses in the various pipes
D. Both (A) and (B)

2. An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.
Options
A. less than twice
B. more than twice
C. less than three times
D. more than three times

3. A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct?
Options
A. The pressure on the wall at the liquid level is minimum.
B. The pressure on the bottom of the wall is maximum.
C. The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum
D. The pressure on the bottom of the wall is zero.

10. A tank of uniform cross-sectional area (A) containing liquid upto height (H₁) has an orifice of cross-sectional area (a) at its bottom. The time required to bring the liquid level from H₁ to H₂ will be
Options
A.
B.
C.
D.

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