Explore topic-wise MCQs in Linear Integrated Circuit.

This section includes 9 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.

A square root circuit build from multiplier is given an input voltage of 11.5v. Find its corresponding output voltage?

A. 11v
B. 15v
C. 13v
D. Cannot be determined
Answer» E.
Discussion
2.

Find the output voltage of squarer circuit?

A. V<sub>o</sub> = ( V<sub>ref</sub>/|V<sub>in</sub>|)
B. V<sub>o</sub> = ( V<sub>ref</sub> |V<sub>in</sub>|)
C. V<sub>o</sub> = ( V<sub>ref</sub><sup>2</sup> |V<sub>in</sub>|)
D. V<sub>o</sub> = ( V<sub>ref</sub> |V<sub>in</sub>|<sup>2</sup>)
Answer» C. V<sub>o</sub> = ( V<sub>ref</sub><sup>2</sup> |V<sub>in</sub>|)
Discussion
3.

Which circuit can be used to take square root of a signal?

A. Divider circuit
B. Multiplier circuit
C. Squarer circuit
D. None of the mentioned
Answer» B. Multiplier circuit
Discussion
4.

Calculate the output voltage of a squarer circuit, if it input voltage is 3.5v. Assume Vref = 9.67v.

A. 2.86v
B. 1.27v
C. 10v
D. 4.3v
Answer» C. 10v
Discussion
5.

Find the voltage range at which the multiplier can be used as a squarer circuit?

A. 0 V<sub>in</sub>
B. V<sub>ref</sub> V<sub>in</sub>
C. 0 V<sub>ref</sub>
D. All of the mentioned
Answer» D. All of the mentioned
Discussion
6.

How to remove the dc term produced along with the output in frequency doubler?

A. Use a capacitor between load and output terminal
B. Use a resistor between load and output terminal
C. Use a Inductor between load and output terminal
D. Use a potentiometer between load and output terminal
Answer» B. Use a resistor between load and output terminal
Discussion
7.

Compute the output of frequency doubler. If the inputs Vx = Vsin t and Vy = Vsin( t+ ) are applied to a four quadrant multiplier?

A. V<sub>o</sub>= { V<sub>x</sub> V<sub>y</sub> [cos -(cos cos2 t)+(sin sin2 t)]}/ V<sub>ref</sub>
B. V<sub>o</sub>= { V<sub>x</sub> V<sub>y</sub> [cos -(cos cos2 t)+(sin sin2 t)]}/ 2
C. V<sub>o</sub>= { V<sub>x</sub> V<sub>y</sub> [cos -(cos cos2 t)+(sin sin2 t)]}/(2 V<sub>ref</sub>)
D. V<sub>o</sub>= { V<sub>x</sub> V<sub>y</sub> [cos -(cos cos2 t)+(sin sin2 t)]}/(2 V<sub>ref</sub>)
Answer» D. V<sub>o</sub>= { V<sub>x</sub> V<sub>y</sub> [cos -(cos cos2 t)+(sin sin2 t)]}/(2 V<sub>ref</sub>)
Discussion
8.

Which circuit allows to double the frequency?

A. Frequency doubler
B. Square doubler
C. Double multiplier
D. All of the mentioned
Answer» B. Square doubler
Discussion
9.

Determine the relationship between log-antilog method.

A. lnV<sub>x</sub> lnV<sub>y</sub> = ln(V<sub>x</sub>+V<sub>y</sub>)
B. lnV<sub>x</sub> / lnV<sub>y</sub> = ln(V<sub>x</sub>-V<sub>y</sub>)
C. lnV<sub>x</sub> -lnV<sub>y</sub> = ln(V<sub>x</sub>/V<sub>y</sub>)
D. lnV<sub>x</sub>+ lnV<sub>y</sub> = ln(V<sub>x</sub> V<sub>y</sub>)
Answer» E.
Discussion