3:'A hydraulic oil is flowing in a horizontal drawn steel hydraulic tube (ɛ = 1.5 x 10-6m) with an ID of 0.047m. A pressure difference of 68 kPa is||observed between two points in the tube 30 meters apart. The oil has a specificgravity of 0.90 and a dynamic viscosity of 3.0 × 10¬³P ·s. Calculate the velocityof the flow of oil using Method Il-C iteration.

Calculate the inside diameter of pipe,D=Do-2×tDo= outer diameter,t=wall thickness,D=50-2×1.5D=47 mm…

Answered: 3:'A hydraulic oil is flowing in a…

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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Water at 80◦C flows steadily from a tank shown below at a volume flow rate of 475 L/min to a pump througha 62.7-mm diameter steel pipe. The roughness element size is 46 μm. The kinematic viscosity of water isν = μ/ρ = 3.60 × 10−7 m2/s. The tank is open to the air through a hole shown in the figure. If needed, usethe table and the Moody chart on the next page. (a) What is the pressure at the pump inlet?(b) It is desired to increase the pressure at the inlet of the pump while keeping the volume flow rate constant.If that is the only design constraint, what changes can be made to the existing system to achieve thenew design goal? List at least three suggestions.
Water is flowing in a horizontal smooth plastic pipe with a velocity of 20mm/s. What is the pressure difference between the point of entry to the exit of the 1m length of plastic pipe with a diameter of .15m if the dynamic viscosity is .0010016 Ns/m² ? ( hint: apply Bernoulli's energy equation, combined with Darcy Weisback)
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A petroleum product of viscosity 0.5 m Ns/m2 and density 700 kg/m3 is pumped througha pipe of 0.15 m diameter to storage tanks situated 100 m away. The pressure drop alongthe pipe is 70 kN/m2. The pipeline has to be repaired and it is necessary to pump the liquid by an alternative route consisting of 70 m of 200 mm pipe followed by 50 m of 100 mm pipe. If the existing pump is capable of developing a pressure of 300 kN/m2, will it be suitable for use during the period required for the repairs? Calculate the pressure drop for the alternative pipe system. Take the roughnessof the pipe surface as 0.05 m
Q1: In a venturemeter used for measuring the flow ofoil (-0.85) through a horizontal pipeline, the pipe diameter is 2.4 times the diameter at the throat. Connections are made from the entrance to the meter and the throat to a vertical L tube containing mercury If the difference level between the fluids in the U - tube arms is (x +) in em, where S.N. is student serial number. Neglect friction in the pipe. Find an expression in terms of x for the velocity of the oil in the pipe.
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Oil flows at 55.9L/s in a pipe of 160mm diameter and 50m length. SG of oil is 0.9 and viscosity is 0.04 Pa-sec. If head loss is 5.22m, determine: a. Mean Velocity of flow (m/s) b. Type of flow c. Friction Factor d. Velocity at the centerline of pipe (m/s) e. The shear stress at the wall of the pipe (Pa)
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