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Physics
Physics
Problem
The mean intensity of radiation on the surface of the Sun is about
10
8
W/m
2
10^8 \text{ W/m}^2
1
0
8
W/m
2
. The rms value of the corresponding magnetic field is closest to: a.
1
T
1 \text{ T}
1
T
b.
10
2
T
10^2 \text{ T}
1
0
2
T
c.
10
−
2
T
10^{-2} \text{ T}
1
0
−
2
T
d.
10
−
4
T
10^{-4} \text{ T}
1
0
−
4
T
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