A. A voltage developed because of mechanical stress
B. A change in resistance because of temperature
C. A change in frequency because of temperature
D. None of the above
Related Mcqs:
- The crystal oscillator frequency is very stable due to___________of the crystal?
A. Rigidity
B. Vibrations
C. Low Q
D. High Q - 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 - 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 - 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 - The Q of the crystal is of the order of____________?
A. 100
B. 1000
C. 50
D. More than 10,000 - 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 - In an LC transistor oscillator, the active device is___________?
A. LC tank circuit
B. Biasing circuit
C. Transistor
D. None of the above - 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 - A Wien bridge oscillator uses___________feedback?
A. Only positive
B. Only negative
C. Both positive and negative
D. None of the above - An LC oscillator cannot be used to produce ____________frequencies?
A. High
B. Audio
C. Very low
D. Very high
