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card_76416.txt
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1994-05-12
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1KB
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42 lines
-- card: 76416 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #249
----- HyperTalk script -----
on openCard
global group,rightone
put 25 into group
put "D" into rightone
pass openCard
end openCard
-- part contents for background part 20
----- text -----
Question #25
-- part contents for background part 1
----- text -----
4BF-1C.5 Why do many MOSFET devices have built-in gate-protective Zener diodes?
-- part contents for background part 11
----- text -----
The gate-protective Zener diode provides a voltage reference to provide the correct amount of reverse-bias gate voltage
-- part contents for background part 27
----- text -----
The gate-protective Zener diode protects the substrate from excessive voltages
-- part contents for background part 28
----- text -----
The gate-protective Zener diode keeps the gate voltage within specifications to prevent the device from overheating
-- part contents for background part 29
----- text -----
The gate-protective Zener diode prevents the gate insulation from being punctured by small static charges or excessive voltages
-- part contents for background part 43
----- text -----
Correct answer is D