Need help with the calculations i keep getting lost in the conversions

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Need help with the calculations i keep getting lost in the conversions

Formula:
enturi Meter
in the theory, the equation governing the flow rate through a venturi meter is shown as follows:
data obtained for venturi meter from the experiment is summarized as follows
Sr. No.
Units
1
2
3
4
5
Flow Rate
(gpm)
Gallons per
Minute
5
4.5
4
Then
3
2
P: E-D
in
85
70
55
32
14
AP: C-F
in
20
15
10
7
4
Q₂ = A₂V/₂=A₂
Q₂ = A₂V₂ = A₂
Venturi Meter:
in
AP P1-P2 AP= P1-P2
65
55
45
25
10
2(P₁-P₂)
√(¹-(3)
m
2P-P₂)
√(-))
1.651
-6-6
mio.0078994m²
▲P-P1-P2
Pa
0.0078994m
0.014966m
16196.31
Sample Calculations
&P= P1-P2 = 1,651m to convert this toe, we shall use the formula, Pressure (P) = pah= 1000 kg/m²x9.81m/s²x1.651m = 16196.31 P
Note density of water here was used as P1000kb/m² and acceleration due to gravity (g) 9.81m/s²
Inner diameter of the tube 0.590in 0.014986m.
Venturi Bore dia -0.311in -0.0078994m
- 49,00925 x 10 m²
-0.277854
Velocity
2016191.357kgm/s²
1000kg/m³(1-(0.277854)
m/s
6.696441
- 6.696443m/s
Flow Rate
Quen
m3/s
0.000328188 0.000333
0.000300
0.000250
(6.696441m)149.00925 x 10-6m²) = 0.00032818m²/s
Flow Rate
Qact
m3/s.
0.000183
0.000117
Transcribed Image Text:Formula: enturi Meter in the theory, the equation governing the flow rate through a venturi meter is shown as follows: data obtained for venturi meter from the experiment is summarized as follows Sr. No. Units 1 2 3 4 5 Flow Rate (gpm) Gallons per Minute 5 4.5 4 Then 3 2 P: E-D in 85 70 55 32 14 AP: C-F in 20 15 10 7 4 Q₂ = A₂V/₂=A₂ Q₂ = A₂V₂ = A₂ Venturi Meter: in AP P1-P2 AP= P1-P2 65 55 45 25 10 2(P₁-P₂) √(¹-(3) m 2P-P₂) √(-)) 1.651 -6-6 mio.0078994m² ▲P-P1-P2 Pa 0.0078994m 0.014966m 16196.31 Sample Calculations &P= P1-P2 = 1,651m to convert this toe, we shall use the formula, Pressure (P) = pah= 1000 kg/m²x9.81m/s²x1.651m = 16196.31 P Note density of water here was used as P1000kb/m² and acceleration due to gravity (g) 9.81m/s² Inner diameter of the tube 0.590in 0.014986m. Venturi Bore dia -0.311in -0.0078994m - 49,00925 x 10 m² -0.277854 Velocity 2016191.357kgm/s² 1000kg/m³(1-(0.277854) m/s 6.696441 - 6.696443m/s Flow Rate Quen m3/s 0.000328188 0.000333 0.000300 0.000250 (6.696441m)149.00925 x 10-6m²) = 0.00032818m²/s Flow Rate Qact m3/s. 0.000183 0.000117
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