# Analog Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 108 - 111 of 249

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## Question 108

Analog Circuits
Biasing, Bias Stability

Appeared in Year: 1998

### Question

MCQ▾

The circuit of the figure is an example of feedback of the following type

### Choices

Choice (4)Response

a.

Current Series

b.

Current shunt

c.

Voltage Shunt

d.

Voltage Series

## Question 109

Analog Circuits
Multi-Stage, Differential, Feedback, Power and Operational

Appeared in Year: 2003

### Question

MCQ▾

Three identical amplifier with each one having a voltage gain of 50, input resistance of 1 and output resistance of are cascaded. The open circuit voltage gain of the combined amplifier is

### Choices

Choice (4)Response

a.

98 dB

b.

49 dB

c.

51 dB

d.

102 dB

## Question 110

Appeared in Year: 2003

### Question

MCQ▾

An ideal saw-tooth voltages wave of frequency of 500 Hz and amplitude 3 Volts is generated by charging a capacitor of in every cycle. The charging requires

### Choices

Choice (4)Response

a.

Constant voltage source of 1 volts for 3 ms

b.

Constant voltage source of 3 volts for 1 ms

c.

Constant current source of 1 mA for 1 ms

d.

Constant current source of 3 mA for 2 ms

## Question 111

Analog Circuits
Simple Op-Amp Circuits

Appeared in Year: 2000

### Question

MCQ▾

The most commonly used amplifier in sample and hold circuits is

### Choices

Choice (4)Response

a.

Unity gain non-inverting amplifier

b.

Unity gain inverting amplifier

c.

An inverting amplifier with a gain of 100

d.

An inverting amplifier with a gain of 10

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