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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?

1185

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

1057

How α and β are related to each other?

1206

What is vom?

1335

What is a pn junction?

1105

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

1378

What is a dc power supply?

1164

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

1211

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

1204

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

1134

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

1167

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

1131

How bjt can be used as an amplifier.

1176

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

1367

What are the advantages of negative feedback over positive feedback.

1123


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

Why is base made thin and lightly doped?

1101


what is the difference between electrical and electronic choke.. and whats the main advantage of elecronic choke?

5935


What are gprs services?

1149


Explain what is pulse logic system?

1203


Explain the importance of the biasing in transister circuits?

1093


Which configuration among ce, cb, cc gives highest input impedance and no voltage gain?

998


Consider a fixed subnet partition of a class B network number that will accommodate at least 76 networks. How many hosts can be on each network? Also mention how you calculated that.

2277


Why are ics so cheap?

1141


What is an asic?

1231


What is a lissajous pattern?

1103


hello friends actually friends i took admission in us university i have not given toefl and gre is it possible for me to get visa actually once i gave a toefl test my score is 56 after that i m not taken again...please guys gave me some ideas what i do ..... i have already a i20 of us uni. my interview is on next month

2419


What is a half-adder?

1119


For 65hp motors how kvr capacitor should be on??

1523


hi .. i have done my b.e in under electronics and communication engineering and now i have opted for computer engineering which has most of communication related subjects. still what should i answer, if i am been asked "why didnt yu opt for electrical engineering"

1745


Define amplitude modulation?

1049