Analog Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 122 - 125 of 249

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Question 122

Analog Circuits
Biasing, Bias Stability

Appeared in Year: 2005

Question

MCQ▾

Both transistors and shown in the figure, have a threshold voltage of 1 Volts. The device parameters and of and are, respectively, and 9 . The output voltage is

Two Transistors Are Connected to Find the Output Voltage

Choices

Choice (4)Response

a.

2 V

b.

4 V

c.

1 V

d.

3 V

Question 123

Analog Circuits
Simple Op-Amp Circuits

Appeared in Year: 2005

Question

MCQ▾

The Op-amp circuit shown in the figure is filter. The type of filter and its cut- Off frequency are respectively

The Circuit Consists of an Operational Amplifier Which Acts

Choices

Choice (4)Response

a.

High pass, 10000 rad/sec

b.

Low pass, 10000 rad/sec

c.

Low pass, 1000 rad/sec

d.

High pass, 1000 rad/sec.

Question 124

Analog Circuits
Criterion for Oscillation, Single-Transistor and Opamp Configurations

Appeared in Year: 2003

Question

MCQ▾

The oscillator circuit shown in the figure has an ideal inverting amplifier. Its frequency of oscillation in Hertz is

The Oscillator Circuit with Three Resistors and Capacitors

Choices

Choice (4)Response

a.

b.

c.

d.

Question 125

Analog Circuits
Simple Op-Amp Circuits

Appeared in Year: 2004

Question

MCQ▾

An ideal op-amp is an ideal

Choices

Choice (4)Response

a.

Voltage controlled current source

b.

Current controlled current source

c.

Current controlled voltage source

d.

Voltage controlled voltage source

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