The figure below shows a Venturi meter, used to measure flow speed v1 in a pipe. The expression for v1 in terms of the cross-sectional areas A1 & A2 and the difference in height h of the liquid levels in the two vertical tubes is _____ Difference in height results from reduced pressure in throat (point 2). ✓ h 不 V2 2 P2 A₁ VI P1 A₂

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A
2gh
(A2)²+1
2gh
A1²-1
A₂
B
D
2gh
A2²-1
2gh
A1²-1
A₂
Transcribed Image Text:A 2gh (A2)²+1 2gh A1²-1 A₂ B D 2gh A2²-1 2gh A1²-1 A₂
*
The figure below shows a Venturi meter, used to measure flow speed v1 in
a pipe. The expression for v1 in terms of the cross-sectional areas A1 & A2
and the difference in height h of the liquid levels in the two vertical tubes
is ______
Difference in height results from
reduced pressure in throat (point 2).
✓
h
不
V2
2 P2
A₁
VI
P1
A2
Transcribed Image Text:* The figure below shows a Venturi meter, used to measure flow speed v1 in a pipe. The expression for v1 in terms of the cross-sectional areas A1 & A2 and the difference in height h of the liquid levels in the two vertical tubes is ______ Difference in height results from reduced pressure in throat (point 2). ✓ h 不 V2 2 P2 A₁ VI P1 A2
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