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(d) Then Eq. 3326 gives
E
rms
= 76 nV/m
⇒
E
max
=
2
E
rms
= 1.1
×
10
−
7
V/m.
(e)
B
rms
=
E
rms
/
c
= 2.5
×
10
−
16
T = 0.25 fT.
83. (a) The area of a hemisphere is
A
= 2
π
r
2
, and we get
I =
P/A
= 3.5
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Unformatted text preview: µ W/m 2 . (b) Our part (a) result multiplied by 0.22 m 2 gives 0.78 µ W. (c) The part (b) answer divided by the A of part (a) leads to1.5 × 10 − 17 W/m 2 ....
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.
 Spring '08
 Any
 Physics

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