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card_99861.txt
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Text File
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1994-05-12
|
905b
|
42 lines
-- card: 99861 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 4601
-- name: #136
----- HyperTalk script -----
on openCard
global group,rightone
put 12 into group
put "B" into rightone
pass openCard
end openCard
-- part contents for background part 20
----- text -----
Question #136
-- part contents for background part 1
----- text -----
T4A07 Why is the retaining screw in one terminal of a wall outlet made of brass while the other one is silver colored?
-- part contents for background part 11
----- text -----
To prevent corrosion
-- part contents for background part 27
----- text -----
To indicate correct wiring polarity
-- part contents for background part 28
----- text -----
To better conduct current
-- part contents for background part 29
----- text -----
To reduce skin effect
-- part contents for background part 43
----- text -----
Correct answer is B