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MMLU-Pro / 12076 / The approximate radiation fields of a certain antenna are H_…

Problem

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question

The approximate radiation fields of a certain antenna are H_\textphi= (1/r) sin \textthetacos(\cyrchar\cyromegat-\betar) andE_\texttheta= 377H_\textphi. Determine the energy flow in watts out of the volume surrounded by the spherical surface S of radius r, with center at the origin.

category

engineering

options

  1. 377 watts
  2. 188.5 watts
  3. 3160 watts
  4. 6340 watts
  5. 1130 watts
  6. 1500 watts
  7. 795 watts
  8. 0 watts
  9. 2360 watts
  10. 1580 watts

src

stemez-Electromagnetics

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