Electronic Devices Circuits Oscillators 1 Online Exam Quiz
Electronic Devices Circuits Oscillators 1 GK Quiz. Question and Answers related to Electronic Devices Circuits Oscillators 1. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Oscillators 1
What is the value of self-oscillating circuits?
Options
A : 0
B : 1
C : 2
D : 3
What is the value of input voltage, if A?=1 and input voltage is 5V?
Options
A : 0
B : 2
C : 5
D : 10
What is the average value of saturation factor in a practical circuit?
Options
A : 1
B : 0
C : 2
D : 3
For an oscillator, input voltage is 5V, loop gain is 2, find output voltage?
Options
A : 10
B : 20
C : 5
D : 15
Give the relation between output and input voltage of an oscillator?
Options
A : Av = Vi/Vo
B : Vi = Vo Av
C : Vo = Av/Vi
D : Av = Vo/Vi
Which of the following expression depicts Barkhausen criteria?
Options
A : A? = 1
B : A? = 0
C : A? < 1 < A?
D : A? < 1
For practical oscillators, which law has to be obeyed?
Options
A : Faraday law
B : Hertz law
C : Fleming law
D : Barkhausen law
What are oscillators?
Options
A : Switching circuits
B : Converts dc to ac
C : Converts ac to dc
D : Filter circuits
Barkhausen criteria states phase of loop gain must be 0 for a self sustaining oscillator.
Options
A : True
B : False
C :
D :
An oscillator requires an input voltage of high amplitude.
Options
A : True
B : False
C :
D :
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