AIEEE 2002 | Heat and Thermodynamics Question 449 | Physics

Two spheres of the same material have radii $$1$$ $$m$$ and $$4$$ $$m$$ and temperatures $$4000$$ $$K$$ and $$2000$$ $$K$$ respectively. The ratio of the energy radiated per second by the first sphere to that by the second is

$$1:1$$

$$16:1$$

$$4:1$$

$$1:9$$

Questions Asked from Heat and Thermodynamics (MCQ (Single Correct Answer))

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