Hello,
JEE Mains is conducted in two session of January and April, this year due to pandemic CBSE has reduced the syllabus of 11th and 12th by 30%, hence NTA will soon release the official notification regarding the same,you can check out our page at https://engineering.careers360.com/articles/jee-main-syllabus , for more details regarding this, this exams is highly competitive, hence it's imperative to make a schedule for the same, accordingly divide the number of hours to each subject, next comes the study materials where NCERT books plays a huge role, and apart from this some of the recommended books which you can follow are-
Best books for Physics
Best Books for Chemistry
Best books for Maths
For practice purpose, you must go through previous year papers at https://engineering.careers360.com/articles/jee-main-question-papers , this will make you acquaint with paper pattern,important topics, level o fquestions, marking scheme and other such details related to preparation for the exam,help you understand the areas concerning your strengths and weaknesses, and work accordingly along with increasing your speed and accuracy.
In order to know more details regarding preparation, check out our page at https://engineering.careers360.com/articles/jee-main-preparation-tips
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