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Study MCQ
Refrigeration and Air Conditioning Technician
ELECTRONICS
Set 3
Set 3
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Q9986
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What is the name of active component used in electronic circuit?
A
Transistor
B
TRIAC
C
DIAC
D
SCR
Q9987
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What are the active components used in electronic circuits?
A
Transformers and inductors
B
Transistors, diodes and SCRs
C
Semi conductors and transformers
D
Resistors, capacitors and inductors
Q9988
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Which device maintains a constant DC output?
A
Load regulators
B
Rectifier circuits
C
Current limiters
D
Voltage regulators
Q9989
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Which electronic component is the voltage regulator?
A
Zener diode
B
Transistor
C
Triac
D
Diac
Q9990
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What is the reverse break down voltage range of zener diode?
A
0.1 to 0.5 volt
B
0.5 to 1 volt
C
3 to 18 volt
D
1 to 3 volt
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