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For the series-parallel system of Figure below, all pipes are 6-cm-diameter galvanized iron new. If the total flow rate from 1 to 2 is Q = 0.01 m^3/s, find the total pressure P1 − P2 kPa for water at 20°C. Neglect minor losses. Water flows at 20 degrees celcius.

For the series-parallel system of Figure below, all pipes are 6-cm-diameter galvanized iron new. If the total flow rate from 1 to 2 is Q = 0.01 m^3/s, find the total pressure P1 − P2 kPa for water at 20°C. Neglect minor losses. Water flows at 20 degrees celcius.

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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For the series-parallel system of Figure below, all pipes are 6-cm-diameter galvanized iron new. If the total flow rate from 1 to 2 is Q = 0.01 m^3/s, find the total pressure P1 − P2 kPa for water at 20°C. Neglect minor losses. Water flows at 20 degrees celcius.  

Values of (Vd) for water at 60°F (velocity, fus diameter, in) 01 02 04 06 081 6 K 10 20 60 NO 100 200 400 600 80O 1000 2000 4000 6000 t0.000 Values of (Vd) for atmospheric air at 60'F s0.000 40,000 60000 100000 8000 Tse hol 10.00ol 2000 6 10 20 40 200 400 le00 s00 100ol 2000 4000 l6000 0.10 Laminar Critical flow 0.09 zone Transition zone 0.08 Complete turbulence, rough pipes 0.07 0.05 0.04 0.06 0.03 0.05 0.02 0.015 0.04 0.01 0.008 0.006 Rea 0.03 0.004 0.025 0.002 0.001 0.0008 0.0006 0.02 0.0004 Smooth pipes. 0.015 0.0002 0.0001 0.000,05 0.01 0.009 0.008 0.000,01 10 2(10) 5 6 810 2(10) 3 4 36 810 2(10) 56 810 2(10) 56 810 2(10) 56 810 Vd Reynolds number Re = = 0.000,001 = 0.000,005 Friction factor f= Lamma Relative roughness
Transcribed Image Text:Values of (Vd) for water at 60°F (velocity, fus diameter, in) 01 02 04 06 081 6 K 10 20 60 NO 100 200 400 600 80O 1000 2000 4000 6000 t0.000 Values of (Vd) for atmospheric air at 60'F s0.000 40,000 60000 100000 8000 Tse hol 10.00ol 2000 6 10 20 40 200 400 le00 s00 100ol 2000 4000 l6000 0.10 Laminar Critical flow 0.09 zone Transition zone 0.08 Complete turbulence, rough pipes 0.07 0.05 0.04 0.06 0.03 0.05 0.02 0.015 0.04 0.01 0.008 0.006 Rea 0.03 0.004 0.025 0.002 0.001 0.0008 0.0006 0.02 0.0004 Smooth pipes. 0.015 0.0002 0.0001 0.000,05 0.01 0.009 0.008 0.000,01 10 2(10) 5 6 810 2(10) 3 4 36 810 2(10) 56 810 2(10) 56 810 2(10) 56 810 Vd Reynolds number Re = = 0.000,001 = 0.000,005 Friction factor f= Lamma Relative roughness
Material Condition ft mm Uncertainty, % Steel Sheet metal, new 0.00016 0.05 ±60 Stainless, new 0.000007 0.002 +50 Commercial, new 0.00015 0.046 +30 Riveted 0.01 3.0 ±70 Rusted 0.007 2.0 ±50 Iron Cast, new 0.00085 0.26 ±50 Wrought, new Galvanized, new 0.00015 0.046 +20 0.0005 0.15 ±40 Asphalted cast 0.0004 0.12 +50 Brass Drawn, new 0.000007 0.002 ±50 Plastic Drawn tubing 0.000005 0.0015 ±60 Glass Smooth Smooth - Concrete Smoothed 0.00013 0.04 +60 Rough 0.007 2.0 +50 Rubber Smoothed 0.000033 0.01 +60 Wood Stave 0.0016 0.5 +40
Transcribed Image Text:Material Condition ft mm Uncertainty, % Steel Sheet metal, new 0.00016 0.05 ±60 Stainless, new 0.000007 0.002 +50 Commercial, new 0.00015 0.046 +30 Riveted 0.01 3.0 ±70 Rusted 0.007 2.0 ±50 Iron Cast, new 0.00085 0.26 ±50 Wrought, new Galvanized, new 0.00015 0.046 +20 0.0005 0.15 ±40 Asphalted cast 0.0004 0.12 +50 Brass Drawn, new 0.000007 0.002 ±50 Plastic Drawn tubing 0.000005 0.0015 ±60 Glass Smooth Smooth - Concrete Smoothed 0.00013 0.04 +60 Rough 0.007 2.0 +50 Rubber Smoothed 0.000033 0.01 +60 Wood Stave 0.0016 0.5 +40
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