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This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Linear Integrated Circuit knowledge and support exam preparation. Choose a topic below to get started.
1. |
What is the need to generate corrective control voltage? |
A. | To maintain the lock |
B. | To track the frequency change |
C. | To shift the VCO frequency |
D. | All of the mentioned |
Answer» B. To track the frequency change | |
2. |
What is the function of low pass filter in phase-locked loop? |
A. | Improves low frequency noise |
B. | Removes high frequency noise |
C. | Tracks the voltage changes |
D. | Changes the input frequency |
Answer» E. | |
3. |
1-ii, 2-iii, 3-i |
A. | 1-iii, 2-ii, 3-i |
B. | 1-i, 2-ii, 3-iii |
C. | 1-ii, 2-i, 3-iii |
Answer» C. 1-ii, 2-i, 3-iii | |
4. |
At which state the phase-locked loop tracks any change in input frequency? |
A. | Free running state |
B. | Capture state |
C. | Phase locked state |
D. | All of the mentioned |
Answer» D. All of the mentioned | |
5. |
The output voltage of phase detector is |
A. | Phase voltage |
B. | Free running voltage |
C. | Error voltage |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
6. |
Free running multivibrator is also called as |
A. | Stable multivibrator |
B. | Voltage control oscillator |
C. | Square wave oscillator |
D. | Pulse stretcher |
Answer» C. Square wave oscillator | |