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UPPCL EE :Analog Electronics Quiz 5

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Question 1

Frequency of oscillation of Colpitts oscillator is given by:-

Question 2

The type of power amplifier which exhibits crossover distortion in it’s output is:-

Question 3

For audio applications, which of the following is most common oscillator:-

Question 4

Which of the following oscillators is used for generation of high frequency signal?

Question 5

To generate 2 MHz frequency, the most suitable circuit is

Question 6

Match List I (name of the oscillator) with List II (Characteristics) and select the correct answer using the code given below the list:
List-I
A) Colpitts oscillator
B) phase shift oscillator
C) Tunnel diode oscillator
D) Relaxation oscillator
List-II
1) RC oscillator
2) LC oscillator
3) Negative resistance oscillator
4) Sweep oscillator

Question 7

Which oscillator is characterized by a split capacitor in its tank circuit?

Question 8

For 555 astable multivibrator, if C = 0.01 μF, R_A = 10 kΩ, R_B = 50 kΩ, the frequency and the duty cycle will be nearly

Question 9

Consider the following statements regarding Wien Bridge oscillator:
1) It has a larger bandwidth than the phase shift oscillator.
2) It has a smaller bandwidth than the phase shift oscillator.
3) It has 2 capacitors while the phase shift oscillator has 3 capacitors.
4) It has 3 capacitors while the phase shift oscillator has 2 capacitors.
Which of the above statements are correct?

Question 10

What is the frequency of oscillation for an RC phase-shift oscillator with R of 10 k and
C of 0.001 μF in each of its three RC sections?

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