Electronics-Operational Amplifiers (GATE Physics): Questions 1 - 3 of 7

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Question number: 1

» Electronics » Operational Amplifiers

Appeared in Year: 2014

MCQ▾

Question

The input given to an ideal OP-AMP integrator circuit is –

The input of an ideal op –amp integrator circuit

The Input of an Ideal Op –Amp Integrator Circuit

In figure the input is given of an ideal OP – AMP integrator circuit.

The correct output of the integrator circuit is –

Choices

Choice (4) Response

a.

The output of the integrator circuit Choice – A

The Output of the Integrator Circuit Choice – A

In figure the output of the integrator circuit is shown.

b.

The output of the integrator circuit Choice – B

The Output of the Integrator Circuit Choice – B

In figure the output of the integrator circuit is shown.

c.

The output of the integrator circuit Choice – C

The Output of the Integrator Circuit Choice – C

In figure the output of the integrator circuit is shown.

d.

The output of the integrator circuit Choice – D

The Output of the Integrator Circuit Choice – D

In figure the output of the integrator circuit is shown.

Question number: 2

» Electronics » Operational Amplifiers

Appeared in Year: 2015

MCQ▾

Question

In the given circuit, if the open loop gain A=105 , the feedback configuration and the closed loop gain Af are,

The feedback configuration

The Feedback Configuration

In figure the feedback configuration is shown.

Choices

Choice (4) Response

a.

Series – shunt, Af=9

b.

Series – series, Af=10

c.

Shunt – shunt, Af=10

d.

Series – shunt, Af=10

Question number: 3

» Electronics » Operational Amplifiers

Appeared in Year: 2015

MCQ▾

Question

Consider the circuit shown in the figure, where RC=1 . For an input signal Vi shown below, choose the correct V0 from the options:

 A circuit of an op – amp and input signal

a Circuit of an Op – Amp and Input Signal

In figure a circuit diagram of an op – amp and input signals are shown.

Choices

Choice (4) Response

a.

Output signals of given op – amp: Choice A

Output Signals of Given Op – Amp: Choice A

In figure output signals of given op – amp circuit is shown.

b.

 Output signals of given op – amp: Choice B

Output Signals of Given Op – Amp: Choice B

In figure output signals of given op – amp circuit is shown.

c.

 Output signals of given op – amp: Choice C

Output Signals of Given Op – Amp: Choice C

In figure output signals of given op – amp circuit is shown.

d.

Output signals of given op – amp: Choice D

Output Signals of Given Op – Amp: Choice D

In figure output signals of given op – amp circuit is shown.

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