Emitted radiation and absorbed solar radiation

In summary, Jupiter has a black body temperature of 125K, which is 20 K higher than the temperature calculated from absorbed solar radiation alone. Using the Stefan-Boltzmann law, we can calculate the ratio of emitted radiation to absorbed solar radiation on Jupiter by comparing the 4th power of the temperature of the two. No need to include area in the calculation.
  • #1
Richmondh2o
1
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Jupiter has a black body temperature of 125K, but this is 20 K higher than the temperature that would be calculated from absorbed solar radiation alone. From this information, calculate the ratio of emitted radiation to absorbed solar radiation on Jupiter.

I started using

W = sigma * area * temp^4

Is that of any help?
Or are they any hints that I might try to start with?
 
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  • #2
Richmondh2o said:
Jupiter has a black body temperature of 125K, but this is 20 K higher than the temperature that would be calculated from absorbed solar radiation alone. From this information, calculate the ratio of emitted radiation to absorbed solar radiation on Jupiter.

I started using

W = sigma * area * temp^4

Is that of any help?
Or are they any hints that I might try to start with?

Stefan–Boltzmann law is correct.
No need to include area; just use the ratio of the two in terms of their irradiance, comparing the 4th power of the temperature of the two.
...
 

1. What is emitted radiation?

Emitted radiation refers to the transfer of energy in the form of electromagnetic waves from a source object. These waves can be in the form of visible light, infrared, or ultraviolet radiation.

2. How is emitted radiation different from absorbed solar radiation?

Emitted radiation and absorbed solar radiation are two different types of energy transfer. While emitted radiation is the transfer of energy from a source object, absorbed solar radiation is the energy that is absorbed by an object from the sun's rays.

3. What factors affect the amount of emitted and absorbed solar radiation?

Several factors can affect the amount of emitted and absorbed solar radiation, including the composition of the atmosphere, the angle at which the sun's rays hit the Earth's surface, and the reflectivity of the Earth's surface.

4. Why is understanding emitted and absorbed solar radiation important?

Understanding emitted and absorbed solar radiation is crucial for studying the Earth's climate and weather patterns. It also plays a significant role in fields such as astronomy and solar energy production.

5. Can humans control emitted and absorbed solar radiation?

While humans cannot directly control emitted and absorbed solar radiation, we can indirectly impact it through our actions, such as the emission of greenhouse gases that contribute to the Earth's warming and changes in the Earth's reflectivity due to deforestation and urbanization.

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