-- card: 126647 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #422
----- HyperTalk script -----
on openCard
  global group,rightone
  put 39 into group
  put "B" into rightone
  pass openCard
end openCard



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Question #39

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4BI-4B.2 What is the beamwidth of a symmetrical pattern antenna with a gain of 20 dB as compared to an isotropic radiator?

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10.1 degrees

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20.3 degrees

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45.0 degrees

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60.9 degrees

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Correct answer is B