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Fluid Machines - Interview Questions and Answers

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26. Which of the following is used to measure the discharge ?
A. current meter
B. venturimeter
C. pitot tube
D. hotwire anemometer
Explanation:
27. Equation of continuity is based on the principle of conservation of
A. mass
B. energy
C. momentum
D. none of the above
Explanation:
28. Coefficient of velocity of venturimeter
A. is independent of Reynolds number
B. decreases with higher Reynolds number
C. is equal to the coefficient of discharge of venturimeter
D. none of the above
Explanation:
29. The motion of air mass in a tornado is a
A. free vortex motion
B. forced vortex motion
C. free vortex at center and forced vortex outside
D. forced vortex at center and free vortex outside
Explanation:
30. In steady flow of a fluid, the total accele ration of any fluid particle
A. can be zero
B. is never zero
C. is always zero
D. is independent of coordinates
Explanation:
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