Lucky for us, our Earth is warmed by the Sun during the day. Every night though, Earth radiates some of that heat back into space because Earth is an excellent radiator (emissivity = 1). Find the radiant power of Earth in watts, if the surface area of the dark side of the globe is 2.47 x 103 m2 while the temperature of the Earth is typically 20°C and the temperature of outer space is 3°K. %3D The Stefan-Boltzmann constant is 0=5.6704x10-8 W/m2.K4. Formula P = 0.E.A(T,4 - T,4).
Lucky for us, our Earth is warmed by the Sun during the day. Every night though, Earth radiates some of that heat back into space because Earth is an excellent radiator (emissivity = 1). Find the radiant power of Earth in watts, if the surface area of the dark side of the globe is 2.47 x 103 m2 while the temperature of the Earth is typically 20°C and the temperature of outer space is 3°K. %3D The Stefan-Boltzmann constant is 0=5.6704x10-8 W/m2.K4. Formula P = 0.E.A(T,4 - T,4).
Chapter1: Temperature And Heat
Section: Chapter Questions
Problem 122AP: (a) Deter-nine the power of radiation from the Sun by noting that the intensity of the radiation at...
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![Lucky for us, our Earth is warmed by the Sun during
the day. Every night though, Earth radiates some of
that heat back into space because Earth is an
excellent radiator (emissivity = 1). Find the radiant
power of Earth in watts, if the surface area of the
dark side of the globe is 2.47 x 103 m2 while the
temperature of the Earth is typically 20°C and the
temperature of outer space is 3°K.
The Stefan-Boltzmann constant is
0=5.6704x10-8 W/m2.K4. Formula P =
0..A(T,4 – T4).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd8d05a22-f965-498e-a58d-b1c0c837fb6c%2F9c8ef253-018b-4842-b7fb-d8867d603474%2F9q8899t_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Lucky for us, our Earth is warmed by the Sun during
the day. Every night though, Earth radiates some of
that heat back into space because Earth is an
excellent radiator (emissivity = 1). Find the radiant
power of Earth in watts, if the surface area of the
dark side of the globe is 2.47 x 103 m2 while the
temperature of the Earth is typically 20°C and the
temperature of outer space is 3°K.
The Stefan-Boltzmann constant is
0=5.6704x10-8 W/m2.K4. Formula P =
0..A(T,4 – T4).
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