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.

Name the resistor that is connected in the non-inverting terminal of op-amp which is in parallel combination of resistor connected in inverting terminal and feedback resistor.

A. Random minimizing resistor
B. Offset minimizing resistor
C. Offset reducing resistors
D. Output minimizing resistors
Answer» C. Offset reducing resistors
Discussion
2.

Mention a step to reduce the output offset voltage caused due to input bias current?

A. Use small feedback resistor and resistance at the input terminal
B. Use small feedback resistors
C. Reduce the value of load resistors
D. None of the mentioned
Answer» C. Reduce the value of load resistors
Discussion
3.

The formula for output offset voltage of an op-amp due to input bias current

A. V<sub>OIB</sub>= R<sub>F</sub>*I<sub>B</sub>
B. V<sub>OIB</sub>= (R<sub>F</sub>+R<sub>1</sub>)/I<sub>B</sub>
C. V<sub>OIB</sub>= (1+R<sub>F</sub>)*I<sub>B</sub>
D. V<sub>OIB</sub>= [1+(R<sub>F</sub>/R<sub>1</sub>)]*I<sub>B</sub>
Answer» B. V<sub>OIB</sub>= (R<sub>F</sub>+R<sub>1</sub>)/I<sub>B</sub>
Discussion
4.

Although the value of input bias current is very small, it causes

A. Output voltage
B. Input offset voltage
C. Output offset voltage
D. All of the mentioned
Answer» D. All of the mentioned
Discussion
5.

Input bias current is defined as

A. Average of two input bias current
B. Summing of two input bias current
C. Difference of two input bias current
D. Product of two input bias current
Answer» B. Summing of two input bias current
Discussion