Digital communication lecture : IIT Kharagpur

 This post contains the various lecture on the digital communication engineering by the professor of IIT Kharagpur.
   this is the one of the important subject for the all PSU's, IES as well as GATE examination. the questions in the communication is mostly asked from this side. this documents are very useful for the attending that questions and very useful for the IES conventional paper, and also contribute a big role in the interviews in the various IITS, and ISRO, BARC like organization they asked very basic questions but in indirect manner.
   the links given below for the downloading the pdf documents.

   40 Lectures on Digital Communication

MODULE :1

Lesson: 1

Lesson: 2

Electronics Interview questions with answer

Ideal voltage source is a circuit element where the voltage across it is independent of the current through it. It only exists in mathematical models of circuits. If the voltage across an ideal voltage source can be specified independently of any other variable in a circuit, it is called an independent voltage source.

ISRO INTERVIEW QUESTIONS : Electronics

What do you mean by 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?

What is the need for modulation?

What is EDFA ?

What is meant by pre-emphasis and de-emphasis?

ONGC Finance Syllabus

ONGC  has been announced the written test for the various posts of the graduate trainee.  The Syllabus  for the FINANCE candidates are given below…

Financial Accounting

* Accounting Standards

* Corporate Accounts