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Electronics Communications Interview Questions
Questions Answers Views Company eMail

What are the different parameters that can be measured using a q-meter?

1122

What is meant by voltage regulation of a dc power supply?

1013

How α and β are related to each other?

1143

What is vom?

1265

What is a pn junction?

1045

What is the advantage of using ayrton or universal shunt in multi-range ammeters?

1320

What is a dc power supply?

1120

What is meant by fermi level in semiconductor? Where does the fermi level lie in an intrinsic semiconductor?

1127

What is the basis for classifying a material as a conductor, semiconductor, or a dielectric?

1136

Define what do you mean by drift velocity and mobility of a free electron?

1082

Which device produces voltage variable capacitor? How the voltage variable capacitance varies with the change in voltage across it?

1108

Why is silicon preferred over germanium in the manufacture of semiconductor devices?

1063

How bjt can be used as an amplifier.

1129

Which of the two semiconductor materials si or ge has larger conductivity at room temperature? Why?

1291

What are the advantages of negative feedback over positive feedback.

1052


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

what is the specialty of nand and nor gates?

1051


What are the three stages through which pll operates?

1154


What will happen if we change the polarity of microwave antenna?

2072


What is the function of BB2F card?

2192


What is channel coding?

1877


what is a tetrode transisitor ? show the structure of such a device and indicate the polarity of the biasing voltage applied to each element?

1880


i m i n3rd ye of btech EC branch and have been placed in sftware company..wat sghd i do to improve my skills in 4th yr..i have a gd academic background.

3191


Plz tell me the GATE interview question asked for ECE branch?

2715


Define what is tunnel diode?

1102


How does data transfer takes place between memory and input output ports?

1120


What are the advantages of pwm control?

1134


Hr round and technical

1462


What is circuit testing?

1971


Why the aspect ratio of tv video display is 4:3 or 16:9? Why not it is any other?

974


I am a fresher and i have done testing course from orbit institute hyd.can any1 say me whether it is necessary to do project in testing.if it is that which is best institute in hyd.can you please inform me if there is any job 4 freshers.thanxs

1922