-- card: 38412 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 2707
-- name: #264
----- HyperTalk script -----
on openCard
  global group,rightone
  put 21 into group
  put "A" into rightone
  pass openCard
end openCard



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Question #21

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2E-12-4.2 A signal at 725 Hz is in what frequency range?

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Audio frequency

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Intermediate frequency

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Microwave frequency

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Radio frequency

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Correct answer is A