Explore topic-wise MCQs in Linear Integrated Circuit.

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 happens if the input frequency is kept lower than the frequency at which the gain is zero?

A. Circuit act like a perfect integrator
B. Circuit act like an inverting amplifier
C. Circuit act like a voltage follower
D. Circuit act like a differentiator
Answer» C. Circuit act like a voltage follower
Discussion
2.

At what condition the input signal of the integrator is integrated properly

A. T = R<sub>F</sub>C<sub>F</sub>
B. T ≤ R<sub>F</sub>C<sub>F</sub>
C. T ‚â• R<sub>F</sub>C<sub>F</sub>
D. T ≠ R<sub>F</sub>C<sub>F</sub>
Answer» D. T ‚Äö√Ñ√∂‚àö¬¢‚Äö√тĆ R<sub>F</sub>C<sub>F</sub>
Discussion
3.

Find the application in which integrator is used?

A. All of the mentioned
B. Analog Computers
C. FM Detectors
D. AM detectors
Answer» C. FM Detectors
Discussion
4.

Why a resistor is shunted across the feedback capacitor in the practical integrator?

A. To reduce operating frequency
B. To enhance low frequency gain
C. To enhance error voltage
D. To reduce error voltage
Answer» E.
Discussion
5.

Find R1 and RF in the lossy integrator so that the peak gain and the gain down from its peak is 40db to 6db. Assume ω=20,000 rad/s and capacitance = 0.47µF.$

A. R<sub>1</sub> = 10.6Ω, R<sub>F</sub> = 106Ω
B. R<sub>1</sub> = 21.2Ω, R<sub>F</sub> = 212.6Ω
C. R<sub>1</sub> = 42.4Ω, R<sub>F</sub> = 424Ω
D. R<sub>1</sub> = 29.8Ω, R<sub>F</sub> = 298Ω
Answer» C. R<sub>1</sub> = 42.4‚âà√≠¬¨¬©, R<sub>F</sub> = 424‚âà√≠¬¨¬©
Discussion
6.

Find the range of frequency between which the circuit act as integrator?

A. [1/(2πR<sub>F</sub>C<sub>F</sub>)]– (2πR<sub>1</sub>C<sub>F</sub>)
B. (2πR<sub>F</sub>C<sub>F</sub>) – [1/(2πR<sub>1</sub>C<sub>F</sub>)].
C. [1/(2πR<sub>F</sub>C<sub>F</sub>)]- [1/(2πR<sub>1</sub>C<sub>F</sub>)].
D. None of the mentioned
Answer» D. None of the mentioned
Discussion