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Assume that Solar constant is 1.4 kW//m^...

Assume that Solar constant is `1.4 kW//m^(2)`, radius of sun is `7 xx 10^(5)` km and the distance of earth from centre of sun is `1.5 xx 10^(8)` km. Stefan's constant is `5.67 xx 10^(-8) Wm^(2) K^(-4)` find the approximate temperature of sun

A

5800 K

B

16000 K

C

15500 K

D

8000 K

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