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Electronic Devices and Circuits
For a NPN bipolar transistor, what is the main stream of current in the base region?
Diffusion of electrons
Diffusion of holes
Drift of holes
Drift of electrons
Diffusion of electrons
Diffusion of holes
Drift of holes
Drift of electrons
Answer
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Related Question
Electronic Devices and Circuits
Which of the following has highest resistivity?
Paraffin wax
Air
Mica
Mineral oil
Paraffin wax
Air
Mica
Mineral oil
Answer
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Electronic Devices and Circuits
Assertion (A): In p-n-p transistor collector current is termed negative.Reason (R): In p-n-p transistor holes are majority carriers.
A is false but R is true
A is true but R is false
Both A and R are true but R is not a correct explanation of A
Both A and R are true and R is correct explanation of A
A is false but R is true
A is true but R is false
Both A and R are true but R is not a correct explanation of A
Both A and R are true and R is correct explanation of A
Answer
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Electronic Devices and Circuits
Assertion (A): A JFET can be used as a current source.Reason (R): In beyond pinch off region the current in JFET is nearly constant.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true
Answer
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Electronic Devices and Circuits
At room temperature the current in an intrinsic semiconductor is due to
Holes and electrons
Holes
Ions
Electrons
Holes and electrons
Holes
Ions
Electrons
Answer
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Electronic Devices and Circuits
In a bipolar transistor, the base collector junction has
Zero bias
Zero or forward bias
Reverse bias
Forward bias
Zero bias
Zero or forward bias
Reverse bias
Forward bias
Answer
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