Electronics Communications Interview Questions
Questions Answers Views Company eMail

define why diodes are not operated in the breakdown region in rectifiers?

768

Define what are the main purposes for which a common-collector amplifier may be used?

745

Which of the transistor currents is always the largest? Which is always the smallest? Which two currents are relatively close in magnitude?

758

What do you understand by collector reverse saturation? In which configuration does it have a greater value?

909

What is the conductivity of perfect dielectric?

797

Define what is meant by phase reversal?

739

What happens to the conductivity of semiconductor with the rise in temperature? Compare with the conductivity of metals.

682

What is astigmatism control?

670

What do you mean by operating point?

642

Define what is a p-n junction?

762

Why is silicon preferred to germanium in the manufacturing of semiconductor devices?

738

Explain what are the factors which the measurement accuracy of q-meter?

748

What are the essential components of a crt?

784

Explain the term doping and its need.

841

How do the transition region width and contact potential across a p-n junction vary with the applied bias voltage?

853


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

What is a semi conductor?

666


What are the differences between microprocessor and micro controller?

689


Define diffusion current in a semiconductor.

743


Explain how micro processor works without internal memory?

667


What is the difference between application of dc current and application of ac current to an electronic circuit. what are the changes it causes.

1680






What are the advantages and disadvantages of the k-map method?

878


What size of a UPS can support a NetGear ProSafe GS752TP Switch (512.8W), up to 4 hours? What size of battery(s) needed & how many?

1341


What is modulation? And where it is utilized?

791


What is the ratio of majority and minority carriers in intrinsic and extrinsic semiconductors?

721


When we trim a resistor, we are A Making a fine adjustment B Reducing its value C Increasing its value D Making a coarse adjustment

1589


What are the characteristics of ideal opamp?

731


Why common-collector circuit is known as an emitter follower?

738


sir please send me d previous paper of jindal steel power corporatio ltd.. mah email id z khan.aalmeen@gmail.com

2059


Compare the generalized subnetting with VLSM.

1791


plz send me questions related to vlsi backend jobs....

3278