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Study MCQ
Refrigeration and Air Conditioning Technician
ELECTRONICS
Set 4
Set 4
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Q9991
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Which material is used for making zener diode?
A
Lead
B
Silicon
C
Titanium
D
Platinum
Q9992
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How many terminals are there in a Silicon Controlled Rectifier (SCR)?
A
One
B
Two
C
Four
D
Three
Q9993
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What is the equivalent of one microfarad in farad?
A
10-3 farad
B
10-6 farad
C
10-9 farad
D
10-12 farad
Q9994
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What is the method of converting AC to DC power supply with two diodes and a step down transformer?
A
Bridge rectifier
B
Full wave rectifier
C
Half wave rectifier
D
Medium wave rectifier
Q9995
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Which application uses the digital ICs?
A
Amplifier
B
Logic gates
C
Tuned circuits
D
Voltage regulator
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