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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Transcribed Image Text: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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