Air at 1 atm and 10 C flows with rate 4.99 kg/s, across a bank of tubes 15 rows high and 5 rows deep at velocity of 7 m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes are maintained at 65 C. The diameter of the tubes is 2.54 cm, they are arranged in an in-line manner so that the spacing in both the normal and parallel direction to the flow is 3.81 cm. St=st = Calculate the total heat transfer per unit length for the tube bank. Take air properties p-1.137 kg/m³, μ = 1.894 x 10-5 kg/m.s, k-0.027 W/m.°C, Cp-1007 J/kg..K, Pr-0.706, correction factor f-0.92, Nu-0.278Re0.62 Pp.1/3

Air at 1 atm and 10 C flows with rate 4.99 kg/s, across a bank of tubes 15 rows high and 5 rows deep at velocity of 7 m/s measured at a point in the flow before the air enters the tube bank. The surfaces of the tubes are maintained at 65 C. The diameter of the tubes is 2.54 cm, they are arranged in an in-line manner so that the spacing in both the normal and parallel direction to the flow is 3.81 cm. St=st = Calculate the total heat transfer per unit length for the tube bank. Take air properties p-1.137 kg/m³, μ = 1.894 x 10-5 kg/m.s, k-0.027 W/m.°C, Cp-1007 J/kg..K, Pr-0.706, correction factor f-0.92, Nu-0.278Re0.62 Pp.1/3

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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