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# GATE EC 2022: Analog Circuits Quiz 11

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Question 1

In the given oscillator circuit, find the values of C1 and C2 that would make the bridge balanced Question 2

Match List -1 (Name of the circuit) with List-2 (Property or Characteristics of the circuit) and choose the correct option
List-1
A) Rectifier circuit
B) Colpitts oscillator
C) Pre-amplifier
D) Phase shift oscillator
List-2
1) Small signal amplifier
2) Non linear circuit
3) RC Oscillator
4) LC Oscillator

Options that match A B C D respectively are

Question 3

The value of C required for sinusoidal oscillation of frequency 1 kHz in the circuit of fig is Question 4

A voltage Controlled oscillator is designed by using a varactor diode as shown in figure. Capacitance of diode is considered to be 0.5 μF. Calculate the frequency of oscillator in kHz? Question 5

The oscillator circuit shown in figure has n ideal inverting amplifier. Its frequency of oscillation (in Hz) is Question 6

An op-amp has an input resistance 1kΩ and output resistance of 2.5kΩ. Find the value of Rx for sustained oscillations

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Aug 11ESE & GATE EC

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