31st
Aug
Oscillators MCQ

Oscillators MCQ

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  • 31st Aug, 2022
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Take Oscillators MCQ Test & Online Quiz to test your Knowledge

Practice here the best Oscillators MCQ Questions that checks your basic knowledge of Oscillators. This Oscillators MCQ Test contains 20+ Multiple Choice Questions. Choose the right answer to every questions. apart from this, you can also download here Oscillators MCQ PDF, completely free.

Oscillators MCQ Test

1) Which one is the type of Oscillator?

  • A. Hartley Oscillator
  • B.Read Only Memory
  • C.Establish dharma
  • D.All of the above

2) What is Oscillator?

  • A. Resister
  • B.device/electronic circuit
  • C.Voltage
  • D.current

3) What does an oscillator converts?

  • A. DC Power into AC Power
  • B.AC Power into DC Power
  • C.Both A & B
  • D.None of these

4) In which principle oscillator works on ...........

  • A. Oscillation
  • B.IPO
  • C.Newton's three laws of motion
  • D.Archimedes principle

5) The frequency of this oscillation is determined by the ..........

  • A. A-Z circuit
  • B.Tuned circuit
  • C.Both A and B
  • D.None of the above
Download Free : Oscillators MCQ PDF

6) An oscillator produces ............. oscillations.

  • A. Damped
  • B.Undamped
  • C.Modulated
  • D.All of the above

7) Who had invented Hartley Oscillator?

  • A. Ralph Hartley
  • B.Lardrof
  • C.James
  • D.Denis Richi

8) Hartley oscillators are commonly used in ________oscillator applications

  • A. TV receivers
  • B.radio frequency (RF)
  • C.close circuit
  • D.All of the above

9) An oscillator differs from an amplifier because it ............

  • A. Has more gain
  • B.Requires no input signal
  • C.Requires no d.c. supply
  • D.Always has the same input.

10) …… is a fixed frequency oscillator.

  • A. Crystal oscillator
  • B.Colpitt’s oscillator
  • C.Hartely-oscillator
  • D.Phase-shift oscillator

11) In an LC oscillator, the frequency of oscillator is _______ L and C.

  • A. Directly proportional to
  • B.Proportional to square of
  • C.Both A and B
  • D.Inversely proportional to square root of

12) An important limitation of a crystal oscillator is __________.

  • A. Its high output
  • B.Less availability of quartz crystal
  • C.Its high output
  • D.Its low output

13) The signal generator generally used in the laboratories is ………….. oscillator.

  • A. Wien-bridge
  • B.Hartely
  • C.Crystal
  • D.Phase shift

14) The sinusoidal oscillator is also called ________.

  • A. LC oscillator
  • B.RC oscillator
  • C.Crystal oscillators
  • D.Harmonic oscillator

15) Which of the following oscillators cannot be used in low-frequency oscillations?

  • A. RC oscillators
  • B.RC phase shift oscillators
  • C.Wein bridge oscillators
  • D.Colpitts oscillators

16) Multivibrators belongs to which of the following category?

  • A. Square wave oscillators
  • B.Sinusoidal oscillators
  • C.Ramp wave oscillators
  • D.Triangular wave oscillators

17) Which of the following is not an example for non-sinusoidal oscillator?

  • A. Sawtooth Generators
  • B.Blocking oscillators
  • C.Multivibrator
  • D.Crystal oscillators

18) Which type of oscillators are used in timing elements?

  • A. RC oscillator
  • B.Crystal oscillator
  • C.LC oscillator
  • D.Weinbridge oscillators

19) Which of the following oscillator is not using a feedback network for its oscillation?

  • A. LC oscillator
  • B.RC oscillator
  • C.Crystal oscillator
  • D.Relaxation oscillators

20) In a Wien-bridge oscillator, if the resistances in the positive feedback circuit are decreased, than the frequency __________.

  • A. Remains the same
  • B.Decreases
  • C.increases
  • D.Insufficient data

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