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Electronic Devices and Circuits
In a half wave rectifier, the load current flows
Only for the positive half cycle of the input signal
Only for the negative half cycle of the input signal
For full cycle
For less than fourth cycle
Only for the positive half cycle of the input signal
Only for the negative half cycle of the input signal
For full cycle
For less than fourth cycle
Answer
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Related Question
Electronic Devices and Circuits
The amount of photoelectric emission current depends on
None of these
Intensity of incident radiation
Both frequency and intensity of incident radiation
Frequency of incident radiation
None of these
Intensity of incident radiation
Both frequency and intensity of incident radiation
Frequency of incident radiation
Answer
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Electronic Devices and Circuits
Free electrons exist in
Conduction band
Second band
Third band
First band
Conduction band
Second band
Third band
First band
Answer
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Electronic Devices and Circuits
The sensitivity of human eyes is maximum at
White portion of spectrum
Violet portion of spectrum
Red portion of spectrum
Green portion of spectrum
White portion of spectrum
Violet portion of spectrum
Red portion of spectrum
Green portion of spectrum
Answer
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Electronic Devices and Circuits
At room temperature the current in an intrinsic semiconductor is due to
Holes and electrons
Ions
Holes
Electrons
Holes and electrons
Ions
Holes
Electrons
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.
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
A is false but R is true
A is true but R is false
Answer
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