1.A cylinder (D= 0.7 mm, 17 W/m .°C and L=1 m) is placed in an air space To = Tsur = -3 °C. If surface temperature Ts= 527 °C, calculate the net rate of heat loss by convection and radiation. Take: = 5.67×10-8 W/m²K4 ε =0.9 u. "

1.A cylinder (D= 0.7 mm, 17 W/m .°C and L=1 m) is placed in an air space To = Tsur = -3 °C. If surface temperature Ts= 527 °C, calculate the net rate of heat loss by convection and radiation. Take: = 5.67×10-8 W/m²K4 ε =0.9 u. "

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

1.A cylinder ( D= 0.7 mm, 17 W/m .°C and L=1 m) is placed in an air space T∞ = Tsur = -3 °C.
If surface temperature Ts= 527 °C, calculate the net rate of heat loss by convection and radiation.
Take: o=5.67×108 W/m²K4
ε =0.9
45
2

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