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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. |
WHY_ZENER_DIODE_IS_USED_AT_THE_OUTPUT_TERMINAL_OF_SQUARE_WAVE_GENERATOR??$ |
A. | To reduce both output and capacitor voltage swing |
B. | To reduce output voltage swing |
C. | To reduce input voltage swing |
D. | To reduce capacitor voltage swing |
Answer» C. To reduce input voltage swing | |
2. |
A_square_wave_oscillator_has_fo_=1khz._Assume_the_resistor_value_to_be_10kΩ_and_find_the_capacitor_value?$# |
A. | 3.9 µF |
B. | 0.3 µF |
C. | 2 µF |
D. | 0.05µF |
Answer» E. | |
3. |
The value of series resistance in the square wave generator should be 100kΩ or higher in order t?# |
A. | Prevent excessive differential current flow |
B. | Increase resistivity of the circuit |
C. | Reduce output offset voltage |
D. | All of the mentioned |
Answer» B. Increase resistivity of the circuit | |
4. |
What will be the frequency of output waveform of a square wave generator if R2 = 1.16 R1? |
A. | f<sub>o</sub> = (1/2RC) |
B. | f<sub>o</sub> = (ln/2RC) |
C. | f<sub>o</sub> = (ln /2 √ó‚àöRC) |
D. | f<sub>o</sub> = (ln/‚àö(2 RC)) |
Answer» C. f<sub>o</sub> = (ln /2 ‚Äö√†√∂‚àö‚â•‚Äö√Ñ√∂‚àö‚Ć‚àö‚àÇRC) | |
5. |
Determine the expression for time period of a square wave generator |
A. | T= 2RC ln√ó[( R<sub>1</sub>+ R<sub>2</sub>) / ( R<sub>2</sub>)]. |
B. | T= 2RC ln√ó[( 2R<sub>1</sub>+ R<sub>2</sub>) / ( R<sub>2</sub>)]. |
C. | T= 2RC ln√ó[( R<sub>1</sub>+ 2R<sub>2</sub>) / ( R<sub>2</sub>)]. |
D. | T= 2RC ln√ó[( R<sub>1</sub>+ R<sub>2</sub>) / (2 R<sub>2</sub>)]. |
Answer» C. T= 2RC ln‚Äö√†√∂‚àö‚â•[( R<sub>1</sub>+ 2R<sub>2</sub>) / ( R<sub>2</sub>)]. | |
6. |
How are the square wave output generated in op-amp? |
A. | Op-amp is forced to operate in the positive saturation region |
B. | Op-amp is forced to operate in the negative saturation region |
C. | Op-amp is forced to operate between positive and negative saturation region |
D. | None of the mentioned |
Answer» D. None of the mentioned | |