The crystal oscillator frequency is very stable due to___________of the crystal?

Related Mcqs:

1. In an LC oscillator, the frequency of oscillator is____________L or C?

   A. Proportional to square of
   B. Directly proportional to
   C. Independent of the values of
   D. Inversely proportional to square root of

2. If the crystal frequency changes with temperature, we say that crystal has___________temperature coefficient?

   A. Positive
   B. Zero
   C. Negative
   D. None of the above

3. An important limitation of a crystal oscillator is____________?

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

4. The application where one would most likely find a crystal oscillator is____________?

   A. Radio receiver
   B. Radio transmitter
   C. AF sweep generator
   D. None of the above

5. Quartz crystal is most commonly used in crystal oscillators because:____________?

   A. It has superior electrical properties
   B. It is easily available
   C. It is quite inexpensive
   D. None of the above

6. In a phase shift oscillator, the frequency determining elements are _______________?

   A. L and C
   B. R, L and C
   C. R and C
   D. None of the above

7. In an LC oscillator, if the value of L is increased four times, the frequency of oscillations is __________?

   A. Increased 2 times
   B. Decreased 4 times
   C. Increased 4 times
   D. Decreased 2 times

8. ____________is a fixed frequency oscillator?

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

9. An oscillator converts __________?

   A. power into d.c. power
   B. power into a.c. power
   C. mechanical power into a.c. power
   S. none of the above

10. An oscillator produces___________oscillations?

    A. Damped
    B. Undamped
    C. Modulated
    D. None of the above