Explore topic-wise MCQs in Linear Integrated Circuit.

This section includes 5 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.

Express the requirement for oscillation in polar form

A. A =1 360<sup>o</sup>
B. A =1 90<sup>o</sup>
C. A =1 <sup>o</sup>
D. A =1 270<sup>o</sup>
Answer» B. A =1 90<sup>o</sup>
Discussion
2.

The feedback signal of basic sine wave oscillator is given as

A. V<sub>f</sub> = A V<sub>o</sub>
B. V<sub>f</sub> = A V<sub>i</sub>
C. V<sub>f</sub> = A (V<sub>o</sub>/ V<sub>i</sub>)
D. V<sub>f</sub> = A (V<sub>i</sub>/ V<sub>o</sub>)
Answer» C. V<sub>f</sub> = A (V<sub>o</sub>/ V<sub>i</sub>)
Discussion
3.

A basic feedback oscillator is satisfying the Barkhausen criterion. If the value is given as 0.7072, find the gain of basic amplifier?

A. 2.1216
B. 0.7072
C. 1
D. 1.414
Answer» E.
Discussion
4.

What happens if |A |<1

A. Oscillation will die down
B. Oscillation will keep on increasing
C. Oscillation remains constant
D. Oscillation fluctuates
Answer» B. Oscillation will keep on increasing
Discussion
5.

Find the basic structure of feedback oscillator.

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4a.png"><img alt="Structure of feedback oscillator with an amplifier and feedback network" class="alignnone size-full wp-image-174123" height="164" sizes="(max-width: 339px) 100vw, 339px" src="https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4a.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4a.png 339w, https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4a-300x145.png 300w" width="339"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4b.png"><img alt="Structure of feedback oscillator with feedback network and an amplifier" class="alignnone size-full wp-image-174124" height="161" sizes="(max-width: 333px) 100vw, 333px" src="https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4b.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4b.png 333w, https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4b-300x145.png 300w" width="333"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4c.png"><img alt="Basic structure of feedback oscillator" class="alignnone size-full wp-image-174125" height="171" sizes="(max-width: 354px) 100vw, 354px" src="https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4c.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4c.png 354w, https://www.sanfoundry.com/wp-content/uploads/2017/08/linear-integrated-circuit-mcqs-basic-principles-sine-wave-1-q4c-300x145.png 300w" width="354"/></a>
D. None of the mentioned
Answer» D. None of the mentioned
Discussion