The surface temperature of a blackbody increases by

PHYSICS · Single correct · CBSE · Physics · Thermal Properties of Matter · Thermal Properties of Matter

Problem

The surface temperature of a blackbody increases by 20%20\%. By what factor does the power emitted per unit area change? (a) about 1.441.44 (b) about 1.81.8 (c) about 2.12.1 (d) about 1.71.7

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