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First monthly exam Gas dynamics Third stage Q1/Water at 15° C flow through a 300 mm diameter riveted steel pipe, E-3 mm with a head loss of 6 m in 300 m length. Determine the flow rate in pipe. Use moody chart. Q2/ Assume a car's exhaust system can be approximated as 14 ft long and 0.125 ft-diameter cast-iron pipe ( € = 0.00085 ft) with the equivalent of (6) regular 90° flanged elbows (KL=0.3) and a muffler. The muffler acts as a resistor with a loss coefficient of KL 8.5.Determine the pressure at the beginning of the exhaust system (p1) if the flowrate is 0.10 cfs, and the exhaust has the same properties as air.(p = 1.74 x 10-3 slug/ft³, u = 4.7 x 10-7 Ib.s/ft2) Use moody chart MIDAS (1) K=8.5(2) Kel=0.3 Q3/Liquid ammonia at -20°C is flowing through a 30 m long section of a 5 mm diameter copper tube(e = 1.5 x 10 m) at a rate of 0.15 kg/s. Determine the pressure drop and the head losses. H = 2.36 × 10-4 kg/m.s)p = 665.1 kg/m³

First monthly exam Gas dynamics Third stage Q1/Water at 15° C flow through a 300 mm diameter riveted steel pipe, E-3 mm with a head loss of 6 m in 300 m length. Determine the flow rate in pipe. Use moody chart. Q2/ Assume a car's exhaust system can be approximated as 14 ft long and 0.125 ft-diameter cast-iron pipe ( € = 0.00085 ft) with the equivalent of (6) regular 90° flanged elbows (KL=0.3) and a muffler. The muffler acts as a resistor with a loss coefficient of KL 8.5.Determine the pressure at the beginning of the exhaust system (p1) if the flowrate is 0.10 cfs, and the exhaust has the same properties as air.(p = 1.74 x 10-3 slug/ft³, u = 4.7 x 10-7 Ib.s/ft2) Use moody chart MIDAS (1) K=8.5(2) Kel=0.3 Q3/Liquid ammonia at -20°C is flowing through a 30 m long section of a 5 mm diameter copper tube(e = 1.5 x 10 m) at a rate of 0.15 kg/s. Determine the pressure drop and the head losses. H = 2.36 × 10-4 kg/m.s)p = 665.1 kg/m³

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
Problem 1.1MA
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First monthly exam Gas dynamics Third stage Q1/Water at 15° C flow through a 300 mm diameter riveted steel pipe, E-3 mm with a head loss of 6 m in 300 m length. Determine the flow rate in pipe. Use moody chart. Q2/ Assume a car's exhaust system can be approximated as 14 ft long and 0.125 ft-diameter cast-iron pipe ( € = 0.00085 ft) with the equivalent of (6) regular 90° flanged elbows (KL=0.3) and a muffler. The muffler acts as a resistor with a loss coefficient of KL 8.5.Determine the pressure at the beginning of the exhaust system (p1) if the flowrate is 0.10 cfs, and the exhaust has the same properties as air.(p = 1.74 x 10-3 slug/ft³, u = 4.7 x 10-7 Ib.s/ft2) Use moody chart MIDAS (1) K=8.5(2) Kel=0.3 Q3/Liquid ammonia at -20°C is flowing through a 30 m long section of a 5 mm diameter copper tube(e = 1.5 x 10 m) at a rate of 0.15 kg/s. Determine the pressure drop and the head losses. H = 2.36 × 10-4 kg/m.s)p = 665.1 kg/m³
Transcribed Image Text:First monthly exam Gas dynamics Third stage Q1/Water at 15° C flow through a 300 mm diameter riveted steel pipe, E-3 mm with a head loss of 6 m in 300 m length. Determine the flow rate in pipe. Use moody chart. Q2/ Assume a car's exhaust system can be approximated as 14 ft long and 0.125 ft-diameter cast-iron pipe ( € = 0.00085 ft) with the equivalent of (6) regular 90° flanged elbows (KL=0.3) and a muffler. The muffler acts as a resistor with a loss coefficient of KL 8.5.Determine the pressure at the beginning of the exhaust system (p1) if the flowrate is 0.10 cfs, and the exhaust has the same properties as air.(p = 1.74 x 10-3 slug/ft³, u = 4.7 x 10-7 Ib.s/ft2) Use moody chart MIDAS (1) K=8.5(2) Kel=0.3 Q3/Liquid ammonia at -20°C is flowing through a 30 m long section of a 5 mm diameter copper tube(e = 1.5 x 10 m) at a rate of 0.15 kg/s. Determine the pressure drop and the head losses. H = 2.36 × 10-4 kg/m.s)p = 665.1 kg/m³
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