Hi

Admission in IITs is through JEE advanced examination and to be eligible for JEE advanced you need to clear JEE main first .

Yes you can definitely crack JEE advanced even if you start in your class 12th but yes as you will be having less time you need to be really hard working and consistent towards your studies and preparation

To prepare for JEE advanced examination follow the below tips :-

-----------------------) Go through your syllabus well, while going through the chapters your major focus should be on clearing your concepts as JEE advanced examination is the examination which cannot be cleared without having deep understanding of the concepts and questions are often asked by mixing two- three concepts in JEE advanced. You can check the complete syllabus at

https://engineering.careers360.com/articles/jee-advanced-syllabus

To help you master the syllabus of JEE advanced , the list of best books for JEE advanced examination is provided below :-

>>>>>>>>>>  PHYSICS

-) Concepts of Physics Vol I and II by H.C. Verma :- it is the best book  for your physics preparation and one of the most recommended books.

-) Problems in General Physics by I.E. Irodov

-) IIT Physics by D.C. Pandey

>>>>>>>>>>    CHEMISTRY :-

-)NCERT Chemistry TEXTBOOKS for 11th and 12th

-) Physical Chemistry by P. Bahadur

-) Organic Chemistry by Solomons

-) Inorganic Chemistry by O. P. Tandon

-) Numerical Chemistry by R. C. Mukherjee

>>>>>>>>>>     MATHS

-)Maths XI & XII by R.D. Sharma :- best for making your  basics strong along with NCERT

-) Advanced Problems in Mathematics by Vikas Gupta & Pankaj Joshi

-) Calculus - Problems in Calculus of One Variable by I.A. Maron

-) Differential Calculus by A. Das Gupta

-) Course in Mathematics for IIT-JEE by Tata McGraw-Hill publications

For top books for JEE advanced examination you can also refer to our page the link is provided below :-

https://engineering.careers360.com/articles/best-books-for-jee-advanced

-----------------------) Practice questions:- First start with exampes, so that you can learn how concepts are being applied to solve the problem and then go for unsolved questions and MCQs.

-----------------------) Short breaks :- take short breaks in between your studies, studying continuously can be brain tiring and it becomes difficult to focus and study with concentration, so take breaks to relax and refresh your brain.

-----------------------)  Make short notes:- You should make chapterwise short notes for each chapter and it should contain all the important concepts and formulas. These short notes will be a great revision tool for your examination.

-----------------------) Set  goals :- set daily  like I have to cover these many topics today, weekly goals like I have to  cover these chapters this week and  solve their mcqs too by the end of this week and similarly set monthly goals to cover the syllabus and meet them without any fail.

-----------------------) Follow a routine or timetable :- you can make a routine and religiously follow it and try to give at least around 8 hours to study each day in your routine.

-) PHYSICS is the  toughest part for most of the aspirants  as it has both numericals and concepts to deal with , so keep at least 3 hours each day for Physics.

-) In Chemistry you have to deal with reactions and learn them and solve questions as well, so give at least 2 hours daily to Chemistry

-) Mathematics is all about practising questions, so try to give at least around 3 hours each day for maths

-----------------------) Revise:-  revise your concepts,  formulas etc at regular intervals  . Revision is very important otherwise as you move forward in your syllabus, you start forgetting the concepts you have learned before and you won't be able to perform well in your examination.

-----------------------) Solve previous year JEE advanced  question  :- Solving previous year questions will let you know the examination pattern, type of questions asked in the exam and difficulty level of questions, also concepts  of the questions often gets repeated so it will be of great help to you . You can get previous year papers at https://engineering.careers360.com/articles/jee-advanced-question-papers

-----------------------) Go through JEE advanced mock test papers :-  it will let you know your preparation level .After solving each mock test paper, analyse yourself which will help you to know your weak areas /topics  so that you can work on them and them strong so that you can perform well in your examination.

For jee preparation you can take the help of :-

https://learn.careers360.com/knockout-jee

Thankyou