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Electronic Devices and Circuits
Assertion (A): A VMOS can handle much larger current than other field effect transistors.Reason (R): In a VMOS the conducting channel is very narrow.
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
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
Answer
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Related Question
Electronic Devices and Circuits
Fermi level is the amount of energy in which
None of these
Must be given to an electron move to conduction band
A hole can have at room temperature
An electron can have at room temperature
None of these
Must be given to an electron move to conduction band
A hole can have at room temperature
An electron can have at room temperature
Answer
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Electronic Devices and Circuits
The forbidden energy gap between the valence band and conduction band will be least in case of
Metals
Insulators
All of these
Semiconductors
Metals
Insulators
All of these
Semiconductors
Answer
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Electronic Devices and Circuits
In a half wave rectifier, the load current flows
Only for the negative half cycle of the input signal
For less than fourth cycle
For full cycle
Only for the positive half cycle of the input signal
Only for the negative half cycle of the input signal
For less than fourth cycle
For full cycle
Only for the positive half cycle of the input signal
Answer
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Electronic Devices and Circuits
How many free electrons does a p type semiconductor has?
Any of the above
Those produced by doping as well as thermal energy
Only those produced by doping
Only those produced by thermal energy
Any of the above
Those produced by doping as well as thermal energy
Only those produced by doping
Only those produced by thermal energy
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.
A is true but R is false
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 false but R is true
A is true but R is false
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 false but R is true
Answer
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