NTA has successfully concluded the JEE Main 2021 exam on day 4, September 1. The B.E, B.Tech examination was conducted in two shifts. After the conclusion of the second shift (afternoon shift) students shared their reactions on the difficulty level of the paper. Check complete exam analysis here along with student reactions, question paper review and expected cut off.
Detailed subject-wise JEE Main paper analysis (Session 4, 1st September)
JEE Main 2021 Paper Analysis: Mathematics
→ Paper was moderate to difficult.
→ Questions were lengthy.
→ Chapters like Calculus, 3D and Vector Algebra.
→ Some tricky questions were there from Binomial Theorem, Permutation & Combination, Probability and Stats, Matrices, Properties of Definite Integral; Differential Equations, Circle, Ellipse.
JEE Main 2021 Paper Analysis: Physics
→ Physics part was of easy to moderate level.
→ It was a balanced section with questions from almost all chapters.
→ It included some good questions from chapters like Kinematics, Electromagnetic Waves, Electromagnetic Induction, Thermodynamics, Semiconductors, Optics.
→ Numerical questions involved lengthy calculations but were easy.
JEE Main 2021 Paper Analysis: Chemistry
→ This was the easiest section of all three.
→ Questions were entirely asked from NCERT.
→ More weighatge was given to Organic Chemistry and Inorganic Chemistry.
→ Numerical based questions were asked from physical chemistry.
→ Questions were majorly asked from chapters of Organic Compounds Containing Oxygen, s-block elements, p- block elements, Ores and Metallurgy, Environmental Chemistry.
Detailed subject-wise JEE Main paper analysis (Session 4, 31st August)
JEE Main 2021 Paper Analysis: Mathematics
→ Students found the Mathematics part of moderate level.
→ Some questions involved lengthy calculations.
→ Paper included 7 to 8 questions from Calculus, 4 to 5 questions from Algebra, 3-4 questions from Coordinate Geometry and 3 to 4 questions from Vectors and 3D.
JEE Main 2021 Paper Analysis: Physics
→ Physics paper was also of moderate level.
→ Numerical type questions were more in numbers than theoretical questions.
→ Students found 1 to 2 numerical questions unsolvable.
→ There were 2 questions from Optics, about 5 questions from Mechanics, 2 to 3 questions from Thermodynamics, and 2 questions from Semiconductors.
JEE Main 2021 Paper Analysis: Chemistry
→ Chemistry section was of easy to moderate level.
→ The questions from photoelectric effect were confusing.
→ Inorganic Chemistry had mostly questions from NCERT.
→ Majority of questions in the numerical value-based section were from Physical Chemistry.
JEE Main 2021 Answer key for Session 4
Candidates will be able to check the JEE Main answer key 2021 from the official website. With the help of the JEE Main answer key, the candidates can calculate their expected score before the announcement of JEE Main Result 2021 (for 4th attempt).
Steps to download the JEE Main 2021 Answer Key:
→ Log in with the help of your JEE Main application number and date of birth/password.
→ Click on the "Download/Challenge answer key" link.
→ The IDs of the correct answers will be displayed along with the options to challenge the JEE Main 2021 answer key.
→ Take a printout of the same.
→ Match the IDs with the downloaded JEE Mains 2021 question paper available in your account.
The next NTA JEE Main 2021 exam for B.E/ B.Tech or Paper 1 will be held on September 1 and 2.
