Electronic Devices Circuits Transistor Construction Online Exam Quiz
Electronic Devices Circuits Transistor Construction GK Quiz. Question and Answers related to Electronic Devices Circuits Transistor Construction. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Transistor Construction
What is the thickness of wafer in the alloy type transistors?
Options
A : 1-2m inch
B : 3-5m inch
C : 5-6m inch
D : 4-7m inch
What is the melting point of indium in alloy type transistors?
Options
A : 300°C
B : 200°C
C : 155°C
D : 100°C
Which of the following methods take impurity variation method for transistor construction?
Options
A : alloy type diffusion
B : grown junction type
C : epitaxial type
D : mesa type
In a grown junction type construction, the method used form a junction transistor is_________
Options
A : alloy type diffusion
B : mesa type
C : speed variation method
D : fused junction type
The larger dot of the indium is used as_________
Options
A : base
B : emitter
C : control pin
D : collector
Which gas is used to fill the chamber in the grown junction type transistor construction?
Options
A : helium
B : boron
C : nitrogen
D : oxygen
Which of the following is true about grown junction type construction?
Options
A : N type impurity is added to P type impurity
B : Boron helps in the prevention of oxidation
C : The seed is pulled to a large distance for a correct growth
D : Slow pulling leads to the formation of P type crystal
The grown junction type transistors is generally used for_________
Options
A : PNP transistors
B : NPN transistors
C : Both transistors
D : Depends on the material used
The electrical properties of a transistor in alloy type construction is determined by_________
Options
A : space between the junctions in the wafer
B : proportions of N and P type impurities
C : the pulling rate of crystal
D : uniformity of the crystal lattice
The non rectifying base contact is made from_________
Options
A : welding a strip
B : germanium
C : indium
D : graphite
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