A Prandtl tube (Pitot-static tube with C = 1) is used to measure the velocity of water. The differential manometer reading is 10 mm of liquid coiumn with a relative density of 10. Assuming g = 9.8 m/s , the velocity of water (in m/s) is _____ .

A Prandtl tube (Pitot-static tube with C = 1) is used to measure the v

1.	A Prandtl tube (Pitot-static tube with C = 1) is used to measure the velocity of water. The differential manometer reading is 10 mm of liquid coiumn with a relative density of 10. Assuming g = 9.8 m/s , the velocity of water (in m/s) is _____ .
A.	8 m/ s
B.	2 m/ s
C.	1.328 m/ s
D.	1.25m/ s
Answer» D. 1.25m/ s

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A Prandtl tube (Pitot-static tube with C = 1) is used to measure the velocity of water. The differential manometer reading is 10 mm of liquid coiumn with a relative density of 10. Assuming g = 9.8 m/s , the velocity of water (in m/s) is _____ .

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