Physics · 2012
NEET 2012 · Prelims · Code A · Q20
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 Q? ( σ…
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 Q ?
($\displaystyle \sigma$ stands for Stefan's constant.)
Official answer
(2)
$\displaystyle \left(\mathrm{Q} / 4 \pi \mathrm{R}^2 \sigma\right)^{1 / 4}$
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NEET (UG) 2012 Physics question, with the answer from NTA’s final answer key. Where our answers come from.