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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

Solar Radiations

Choose difficulty:

Beginner

Intermediate

Advanced

Solar constant is

a:

S_c \cong 1360 \ \ W/m^2

Explanation

Explanation

b:

S_c \cong 1363 \ \ W/m^2

Explanation

Explanation

c:

S_c \cong 1360 \ \ W/m^3

Explanation

Explanation

d:

S_c \cong 1363 \ \ W/m^3

Explanation

Explanation

Emissive power of earth's surface is

a:

e_{earth} = -\sigma T^2

Explanation

Explanation

b:

e_{earth} = \sigma T^2

Explanation

Explanation

c:

e_{earth} = -\sigma T^4

Explanation

Explanation

d:

e_{earth} = \sigma T^4

Explanation

Explanation

Atmospheric emission is

a:

G_{atm} = -\sigma T_{sky}^4

Explanation

Explanation

b:

G_{atm} = \sigma T_{sky}^4

Explanation

Explanation

c:

G_{atm} = -\sigma T_{sky}^2

Explanation

Explanation

d:

G_{atm} = \sigma T_{sky}^2

Explanation

Explanation

The sun temperature is assumed to be by Wein's displacement law is

a:

5800 \ K

Explanation

Explanation

b:

5600 \ K

Explanation

Explanation

c:

5300 \ K

Explanation

Explanation

d:

5500 \ K

Explanation

Explanation

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