Two spheres of the same material have radii 1 m and 4 m and temperatures 4000 K and 2000…
Physics · Class 11 · CBSE — Thermal Properties of Matter
Two spheres of the same material have radii 1 m and 4 m and temperatures 4000 K and 2000 K respectively. The energy radiated per second by the first sphere is
- greater than that by the second
- less than that by the second
- equal in both cases
- the information is incomplete to draw any conclusion
Answer
(C) equal in both cases
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