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

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. In a phase shift oscillator, we use____________RC sections?

   A. Two B. Three C. Four D. None of the above...

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

   A. Rigidity B. Vibrations C. Low Q D. High Q...

4. 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...

5. ____________is a fixed frequency oscillator?

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

6. Hartley oscillator is commonly used in______________?

   A. Radio receivers B. Radio transmitters C. TV receivers D. None of the above...

7. In Colpitt’s oscillator, feedback is obtained___________?

   A. A. By magnetic induction B. By a tickler coil C. From the centre of split capacitors D. None of the above...

8. 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...

9. In a Wien-bridge oscillator, if the resistances in the positive feedback circuit are decreased, the frequency____________?

   A. Remains the same B. Decreases C. Increases D. Insufficient data...

10. An oscillator employs___________feedback?

    A. Positive B. Negative C. Neither positive nor negative D. Data insufficient...