Question

AIPMT (Pre) 2012
23.
If the radius of a star is R and it acts as a black body,
what would be the temperature of the star, in which
the rate of energy production is ?
(1) (4RQ/o)1/4 (2) (Q/41R20)1/4
(3) Q/4rRo (4) (Q/4 Réo)-1/2
(o stands for Stefan's constant.)​

Answer 1

Answer:

(2) is the answer)

(Q/4pi r 20)1/4

Answer 2

Answer:

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