5) Which statement is true about the friction factor in the Moody diagram (shownbelow).Moody Diagram0.10.09Transition Region0.080.070.050.040,060.030.050.020.040.0150.010.030.0050.0020.0015x10-42x10-4910-45x10-510-55x10-610-6Friction Factor12----Laminar Flow64MaterialConcrete, coarse0.250.025Concrete, new smoothDrawn tubing0.0025Glass, Plastic Perspex0.0025Iron, cast0.15Sevens, old3.00.1Steel, mortar linedSteel, rusted0.5Stoel, structural or forgod 0.025Water mains, oldFriction Factor=AP.1.0Smooth Pipe300010³10¹105106107108Reynolds Number, Re - VdPa) The lines for different relative roughness in the turbulent regime correspond toDarcy-Weisbach modelb) The lines for different relative roughness in the turbulent regime correspond toNikuradse modelc) The lines for different relative roughness in the turbulent regime correspond toHazen-Williams modeld) The lines for different relative roughness in the turbulent regime correspond toColebrook model0.020.0150.01(mm)Complete Turbulence;Relative Pipe Roughness

5) Which statement is true about the friction factor in the Moody diagram (shown below). Moody Diagram Transition Region 0.05 0.04 0.03 0.02 0.015 0.01 0.005 0.002 0.001 5x10-4 2x10-45 10-4 5x10-5 Friction Factor 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.03 Laminar Flow 64 Material E (mm) Concrete, coarse 0.025 Concrete, new smooth Drawn tubing 0.0025 Glass, Plastic Perspex 0.0025 Iron, cast 0.15 Sevens, old 3.0 Steel, murtat lined 0.1 Steel, rusted 0.5 0.025 Stoel, structural or forged Water mains, old Friction Factor= VAP. 1.0 Smooth Pipe 10³ 10⁰ 105 106 107 108 Reynolds Number, Re= pVd f a) The lines for different relative roughness in the turbulent regime correspond to Darcy-Weisbach model b) The lines for different relative roughness in the turbulent regime correspond to Nikuradse model c) The lines for different relative roughness in the turbulent regime correspond to Hazen-Williams model d) The lines for different relative roughness in the turbulent regime correspond to Colebrook model 0.02 0.015 0.01 Complete Turbulence; 10-5 5x10-6 10-6 Relative Pipe Roughness

5) Which statement is true about the friction factor in the Moody diagram (shown below). Moody Diagram Transition Region 0.05 0.04 0.03 0.02 0.015 0.01 0.005 0.002 0.001 5x10-4 2x10-45 10-4 5x10-5 Friction Factor 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.03 Laminar Flow 64 Material E (mm) Concrete, coarse 0.025 Concrete, new smooth Drawn tubing 0.0025 Glass, Plastic Perspex 0.0025 Iron, cast 0.15 Sevens, old 3.0 Steel, murtat lined 0.1 Steel, rusted 0.5 0.025 Stoel, structural or forged Water mains, old Friction Factor= VAP. 1.0 Smooth Pipe 10³ 10⁰ 105 106 107 108 Reynolds Number, Re= pVd f a) The lines for different relative roughness in the turbulent regime correspond to Darcy-Weisbach model b) The lines for different relative roughness in the turbulent regime correspond to Nikuradse model c) The lines for different relative roughness in the turbulent regime correspond to Hazen-Williams model d) The lines for different relative roughness in the turbulent regime correspond to Colebrook model 0.02 0.015 0.01 Complete Turbulence; 10-5 5x10-6 10-6 Relative Pipe Roughness

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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