Integrated Circuits Test: MCQs Test on Integrated Circuits

Integrated Circuits Test. Questions And Answers Test based on Integrated Circuits MCQs Test. This set has 10 Multiple Choice Questions on Electronics Engineering related to Integrated Circuits.

 

Integrated Circuits Test

 

 

The noise produced by the differential input stage can be reduced by the selection of ??

a. Proper transistor type
b. Proper geometry
c. An adequate level of operating currents
d. All of the above

 

Which among the following is/are responsible for electrical interactions ??

a. Parasitic capacitance
b. Mutual inductance
c. Both a and b
d. None of the above

 

Which among the following has a constant power spectral density over a wide frequency range ??

a. White noise
b. Black noise
c. Pink noise
d. Blue noise

 

Popcorn noise is generated by abrupt variations in input bias current especially due to imperfect surface conditions of ??

a. Conductor
b. Insulator
c. Semiconductor
d. None of the above

 

IC Test

 

Flicker noise is also regarded as ??

a. Popcorn noise
b. 1/f noise
c. Both a and b
d. None of the above

 

What is PSRR value of an ideal op-amp ??

a. Zero
b. Unity
c. Infinite
d. Unpredictable

 

PSSR is an op-amp parameter that defines the degree of dependence on variations in ??

a. temperature
b. pressure
c. power supply voltage
d. slew rate

 

Which among the following is/are included in DC characteristics of op-amp ??

a. Input bias current
b. Thermal drift
c. Both a and b
d. None of the above

 

Integrated Circuits Test

 

Which concept states that if one input terminal of an op-amp is at zero potential, then the other one also will be at zero potential ??

a. Virtual short
b. Virtual ground
c. Zero input current
d. None of the above

 

CMRR of a differential amplifier can be improved by decreasing ??

a. Differential voltage gain
b. Common mode voltage gain
c. Both a and b
d. None of the above

 

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