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card_80425.txt
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1991-04-08
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1KB
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42 lines
-- card: 80425 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #257
----- HyperTalk script -----
on openCard
global group,rightone
put 26 into group
put "A" into rightone
pass openCard
end openCard
-- part contents for background part 20
----- text -----
Question #26
-- part contents for background part 1
----- text -----
4BF-2.1 What is an "operational amplifier"?
-- part contents for background part 11
----- text -----
A high-gain, direct-coupled differential amplifier whose characteristics are determined by components external to the amplifier unit
-- part contents for background part 27
----- text -----
A high-gain, direct-coupled audio amplifier whose characteristics are determined by components external to the amplifier unit
-- part contents for background part 28
----- text -----
An amplifier used to increase the average output of frequency modulated amateur signals to the legal limit
-- part contents for background part 29
----- text -----
A program subroutine that calculates the gain of an RF amplifier
-- part contents for background part 43
----- text -----
Correct answer is A