1.A pipe 100 mm bore diameter carries oil of density 900 kg/m³ at a rate of 4 kg/s. The pipereduces to 60 mm bore diameter and rises 120 m in altitude. The pressure at this point isatmospheric (zero gauge). Assuming no frictional losses, determine:i. The volume/s (4.44 dm³/s)11. The velocity at each section (0.566 m/s and 1.57 m/s)1. The pressure at the lower end (1.06 MPa)2.A pipe 120 mm bore diameter carries water with a head of 3 m. The pipe descends 12 m inaltitude and reduces to 80 mm bore diameter. The pressure head at this point is 13 m. Thedensity is 1000 kg/m³. Assuming no losses, determinei. The velocity in the small pipe (7 m/s)ii. The volume flow rate. (35 dm³/s)3.A horizontal nozzle reduces from 100 mm bore diameter at inlet to 50 mm at exit. It carriesliquid of density 1000 kg/m³ at a rate of 0.05 m³/s. The pressure at the wide end is 500 kPa(gauge). Calculate the pressure at the narrow end neglecting friction (196 kPa)4.A pipe carries oil of density 800 kg/m3. At a given point (1) the pipe has a bore area of0.005 m and the oil flows with a mean velocity of 4 m/s with a gauge pressure of 800 kPa.Point (2) is further along the pipe and there the bore area is 0.002 m² and the level is 50 mabove point (1). Calculate the pressure at this point (2). Neglect friction (374 kPa)5.A horizontal nozzle has an inlet velocity up and an outlet velocity u₂ and discharges into theatmosphere. Show that the velocity at exit is given by the following formulae.U₂ = {24p/p+u²}"andU₂ = {2g4h+u₂²)*

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1. A pipe 100 mm bore diameter carries oil of density 900 kg/m3 at a rate of 4 kg/s. The pipe reduces to 60 mm bore diameter and rises 120 m in altitude. The pressure at this point is atmospheric (zero gauge). Assuming no frictional losses, determine: i. The volume/s (4.44 dm3/s) 11. The velocity at each section (0.566 m/s and 1.57 m/s) 1. The pressure at the lower end. (1.06 MPa)

1. A pipe 100 mm bore diameter carries oil of density 900 kg/m3 at a rate of 4 kg/s. The pipe reduces to 60 mm bore diameter and rises 120 m in altitude. The pressure at this point is atmospheric (zero gauge). Assuming no frictional losses, determine: i. The volume/s (4.44 dm3/s) 11. The velocity at each section (0.566 m/s and 1.57 m/s) 1. The pressure at the lower end. (1.06 MPa)

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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