Question
A sphere of radius 0.5 m, temperature 27 C, and emissivity of 0.75 is located in an environment of temperature 87 C. What is the
A sphere of radius 0.5 m, temperature 27 °C, and emissivity of 0.75 is located in an environment of temperature 87 °C.
What is the sphere\'s net rate of energy exchange?
Select one:
a. 10 kW
b. 2.25 kW
c. 0.82 kW
d. 1.16 kW
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Fundamentals of Physics
Authors: Jearl Walker, Halliday Resnick
8th Extended edition
471758019, 978-0471758013
