-- card: 118511 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #392
----- HyperTalk script -----
on openCard
  global group,rightone
  put 37 into group
  put "A" into rightone
  pass openCard
end openCard



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Question #37

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4BI-1A.1 What is an "isotropic radiator"?

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A hypothetical, omnidirectional antenna

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In the northern hemisphere, an antenna whose directive pattern is constant in southern directions

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An antenna high enough in the air that its directive pattern is substantially unaffected by the ground beneath it

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An antenna whose directive pattern is substantially unaffected by spacing of the elements

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Correct answer is A