I want to ask that from where I should start my gate exam preparation EE stream as I am presently a third year student? please help

This is the right time to prepare for Gate, so below I am providing you few tips which you can go through -

1. Know all about GATE Exam 2018: Preparation time for GATE depends on factors such as individuals aptitude, fundamentals, concentration level, etc so know all about the Gate syllabus first.
2. Understand the Syllabus & Weightage of each subject in GATE 2018: You should refer the syllabus and analyze the exam pattern using previous years papers.
3. Read standard books and Study Materials for GATE 2018: GATE papers are prepared by highly experienced professors from IISc, IIT, NITs, who also write national and international level books so choose the standard books only.
4.Systematically plan to complete the GATE syllabus:
Most of the questions in GATE exam 2018 are conceptual & numerical, so you must try to improve your solving ability & time management to score a good rank.
5. Read articles by previously selected candidates: Try to read the articles and notes written by previous GATE selected candidates as their experience surely helps in easy preparation.
6. Gate exam 2018 Revision Plan: Go through previous years GATE papers, to get an idea about the types of frequently asked questions.
7. Evaluate yourself before the GATE exam: Make sure at least a month is kept for exhaustive, thorough revision. Analyze the weaker points and work on that.

For more information about Gate preparation, you can go through below article -

GATE 2015 Preparation Tips for the Last 15 Days From Toppers and Experts!


Good Luck!!!!