Electronic Devices Circuits Non Inverting Configuration Online Exam Quiz
Electronic Devices Circuits Non Inverting Configuration GK Quiz. Question and Answers related to Electronic Devices Circuits Non Inverting Configuration. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Non Inverting Configuration
For an ideal non-inverting operational amplifier having finite gain (A), the ratio of output voltage (v0) to input voltage (vi) is (given R2 is the feedback resistance)
Options
A : (1+R2/R1)/(1+((1+R2/R1)/A))
B : (R2/R1)/(((1+R2/R1)/A))
C : (1+R2/R1)/(((1+R2/R1)/A))
D : (R2/R1)/(1+((1+R2/R1)/A))
While performing an experiment to determine the gain for an ideal operational amplifier having finite gain, a student mistakenly used the equation 1 + R2/R1 where R2 is the feedback resistance. What is the percentage error in his result? Given A is the finite voltage gain of the ideal amplifier used.
Options
A : (R2/R1)/(A+ R2/R1) X 100%
B : (1+R2/R1)/(A+R2/R1) X 100%
C : (1+R2/R1)/(A+1+R2/R1) X 100%
D : (R2/R1)/(A+1+R2/R1) X 100%
It is required to connect a transducer having an open-circuit voltage of 1 V and a source resistance of 1 M? to a load of 1-k? resistance. Find the load voltage if the connection is done (a) directly and (b) through a unity-gain voltage follower.
Options
A : 1 ?V and 1 mV respectively
B : 1 mV and 1 V respectively
C : 0.1 ?V and 0.1 mV respectively
D : 0.1 mV and 0.1 V respectively
The finite voltage gain of a non-inverting operational amplifier is A and the resistance used is R1 and R2 in which R2 is the feedback resistance. Under what conditions it can one use the expression 1 + R2/R1 to determine the gain of the amplifier?
Options
A : A ~ R2/R1
B : A >> R2/R1
C : A << R2/R1
D : None of the mentioned
For ideal non-inverting operational amplifier
Options
A : Input and output resistances are infinite
B : Input resistance is infinite and output resistance is zero
C : Input resistance is zero and output resistance is infinite
D : Input and output resistances are zero
Which of the following is not true for a voltage follower amplifier?
Options
A : Input voltage is equal to output voltage
B : Input resistance is infinite and output resistance is zero
C : It has 100% negative feedback
D : None of the mentioned
For designing a non-inverting amplifier with a gain of 2 at the maximum output voltage of 10 V and the current in the voltage divider is to be 10 ?A the resistance required are R1 and R2 where R2 is used to provide negative feedback. Then
Options
A : R1 = 0.5 M? and R2 = 0.5 M?
B : R1 = 0.5 k? and R2 = 0.5 k?
C : R1 = 5 M? and R2 = 5 M?
D : R1 = 5 k? and R2 = 5 k?
The gain for an ideal non-inverting operational amplifier is (given R2 is the feedback resistance)
Options
A : R2/R1 – 1
B : R2/R1
C : -R2/R1
D : R2/R1 + 1
In the non-inverting configuration of operational amplifier
Options
A : The positive terminal is connected to the ground directly
B : The negative terminal is connected to the ground directly
C : The positive terminal is connected to the power source
D : The negative terminal is connected to the power source
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