The mean intensity of radiation on the surface of the Sun is about

PHYSICS · Single correct · CBSE · Physics · Electromagnetic Waves · Electromagnetic Waves

Problem

The mean intensity of radiation on the surface of the Sun is about 108 W/m210^8 \text{ W/m}^2. The rms value of the corresponding magnetic field is closest to: (1) 1 T1 \text{ T} (2) 102 T10^2 \text{ T} (3) 10−2 T10^{-2} \text{ T} (4) 10−4 T10^{-4} \text{ T}

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