hello,

JEE Main has two papers, Paper-I and Paper-II. Candidates may opt for either or both of them. Both papers contain mcq. Paper-I is for admission to B.E./B.Tech courses and is conducted in a Computer Based Test mode. Paper-II is for admission in B.Arch and B.Planning courses and will also be conducted in Computer Based Test mode except for one paper, namely the 'Drawing Test' which shall be conducted in Pen and Paper mode or offline mode. From January 2020 an additional Paper - III is being introduced for B.planning separately.

JEE Main, unlike JEE Advanced, has a fixed exam structure and is not subject to change every year. Paper-1 is of three hours duration and consists of thirty multiple-choice (single-correct) questions in each of the three subjects (physics, chemistry and maths). 4 marks are awarded for correct answers and 1 mark is deducted for incorrect answers.

A new pattern consisting of 20+5 questions per subject is introduced in January 2020 with 20 multiple choice questions + 5 numerical type question. In multiple-choice questions 4 marks are awarded for correct answers and no marks are deducted from numerical type questions.

From 2013 to 2016, the marks obtained in the class XII school board examination used to be accorded a 40% weightage in deciding the JEE Main all India ranks.

to get the latest news/update regarding the jee mains paper, you can check the article-

https://engineering.careers360.com/articles/jee-main-exam-pattern

hope that helps