4-Air at 20°C flows through a tube 8 cm dia with a velocity of 9 m/s. The tube wall is at 80°C. Determine for a tube length of 5 m, the exit temperature of air. For the first trial property value taken at 20°C. p = 1.205, v = 15.06 x 10-6 m2/s, Pr = 0.703. k = 0.02593 W/mK, C,= 1005 J/kg K. u = 18.14 x 10-6 kg/ms Nup = 0.023 Ref S Pr"
4-Air at 20°C flows through a tube 8 cm dia with a velocity of 9 m/s. The tube wall is at 80°C. Determine for a tube length of 5 m, the exit temperature of air. For the first trial property value taken at 20°C. p = 1.205, v = 15.06 x 10-6 m2/s, Pr = 0.703. k = 0.02593 W/mK, C,= 1005 J/kg K. u = 18.14 x 10-6 kg/ms Nup = 0.023 Ref S Pr"
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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![4-Air at 20°C flows through a tube 8 cm dia with a velocity of 9 m/s. The tube wall is at 80°C. Determine for a
tube length of 5 m, the exit temperature of air.
For the first trial property value taken at 20°C. p = 1.205, v = 15.06 x 10-6 m/s, Pr
= 0.703. k = 0.02593 W/mK. C, = 1005 J/kg K. u = 18.14 x 10-6 kg/ms
Nup 0.023 RefS Pr"](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0f00662b-892c-40e9-95b5-9ad122edb031%2F94fbc022-3233-4928-a163-70acd2d5f755%2F965kvl_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4-Air at 20°C flows through a tube 8 cm dia with a velocity of 9 m/s. The tube wall is at 80°C. Determine for a
tube length of 5 m, the exit temperature of air.
For the first trial property value taken at 20°C. p = 1.205, v = 15.06 x 10-6 m/s, Pr
= 0.703. k = 0.02593 W/mK. C, = 1005 J/kg K. u = 18.14 x 10-6 kg/ms
Nup 0.023 RefS Pr"
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