Ol. Air with free stream temperature of 10'C is flowing over a flat plate (1.5m long and Im wide). The air is flowing along 1.5m side of the plate. The plate is maintained at 90 C. Find the velocity of air required to have a rate of heat dissipation as 3.75 kW. Use the correlations: Nu =0.664Res Pro33 for laminar flow Nu, = (0.037RE-871)Pro3 for turbulent flow Take the properties p= 1.0877 kg/m u=2.029×10* m/s, k=0.028 W/mK, C,-1.007KJ/kg.K and Pr=0.703 %3D

Ol. Air with free stream temperature of 10'C is flowing over a flat plate (1.5m long and Im wide). The air is flowing along 1.5m side of the plate. The plate is maintained at 90 C. Find the velocity of air required to have a rate of heat dissipation as 3.75 kW. Use the correlations: Nu =0.664Res Pro33 for laminar flow Nu, = (0.037RE-871)Pro3 for turbulent flow Take the properties p= 1.0877 kg/m u=2.029×10* m/s, k=0.028 W/mK, C,-1.007KJ/kg.K and Pr=0.703 %3D

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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Question

O. Air with free stream temperature of 10 C is flowing over a flat plate
(1.5m long and Im wide). The air is flowing along 1.5m side of the plate.
The plate is maintained at 90'C. Find the velocity of air required to have
a rate of heat dissipation as 3.75 kW. Use the correlations:
Nu =0.664Reos Pro33 for laminar flow
Nu, = (0.037RE-871)Pr3 for turbulent flow
Take the properties p = 1.0877 kg/m u=2.029×10 m/s, k=0.028
W/mK, C,-1.007KJ/kg.K and Pr-0.703

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