JEE Main 2026 January 21 Shift 1 Paper Analysis: Check Difficulty Level, Student Reaction, and Good Attempts

The JEE Main 2026 21 Jan shift 1 has been successfully concluded at 12:00 PM by NTA. The Shift 2 will start from 3:00 PM to 6:00 PM. Based on feedback collected by Collegedunia experts at the IR Digital Center, Noida, the JEE Main 2026 Jan 21 Shift 1 paper was moderate to difficult, with more numerical questions and a strong focus on the Class 11 syllabus, especially in Physics.

Also Check:

Mathematics was lengthy and moderately difficult, mainly from Calculus, Algebra, Vectors, 3D Geometry, and Probability.
Physics was moderate in difficulty, with questions from Mechanics, Modern Physics, Current Electricity, Optics, and Thermodynamics.
Chemistry was relatively easier, focusing on Coordination Compounds, Chemical Bonding, Organic Mechanisms, and Environmental Chemistry.

Around 65–70% of interviewed candidates rated the paper as moderate to difficult, while 30–35% felt it was manageable with good preparation.

The memory-based questions and expert reviews from coaching institutes like Vedantu, Allen, and Collegedunia.com are now available.

The Paper Analysis will cover the overall difficulty, subject-wise trends, topic-weightage, good attempts, and cutoff to help candidates check the performance and prepare for the next shifts.

Also Check:

JEE Main 2026 January 21 Shift 1 Overall Difficulty Level

As per many Reddit Users, the JEE Main was "moderate to tough," with many noticing the paper's similarity to prior years.

The candidates are also commenting that the difficulty of JEE Main 2026 21 Jan shift 1 is more likely than the JEE Main 2025 29 Jan Shift 2 - Reddit User

"Physics was conceptual but doable if the basics were strong; Optics and Modern Physics were straightforward." -
"Chemistry saved time, easy and NCERT-based, but the extra options in some questions were confusing."
"Math was the killer, vectors and 3D ate up time; felt lengthy despite being balanced."

Check: JEE Main 2026 22nd Jan Shift 1 Question Paper

Subject-Wise JEE Main 2026 January 21 Analysis

The JEE Main 2026 Analysis differs as per different subjects of Physics, Chemistry & Mathematics.

Subject	Difficulty Level	Key Observations
Physics	Generally tough to moderate	Unexpectedly difficult; 70–80% questions from Class 11 syllabus with a strong focus on numericals and concepts
Chemistry	Difficult to moderate	Combination of theory and numericals; some found it theory-heavy, while others faced numerical challenges
Mathematics	Moderate and doable	Considered easier than other subjects by some; others found it lengthy and tricky

JEE Main 2026: 21 January Shift 1 Physics Analysis

Difficulty: Moderate (Shift 1); Moderate to challenging (Shift 2).
Key Topics & High Weightage:
- Mechanics (Kinematics, Laws of Motion, Work-Energy, Gravitation)
- Electrostatics, Current Electricity, Magnetism
- Ray Optics, Modern Physics (Semiconductors, Atoms & Nuclei)
- Thermodynamics and Units & Measurements
Student Reactions: As per some students, Shift 1 questions were straightforward and formula-based.

JEE Main 2026: 21 January Shift 1 Chemistry Analysis

Difficulty: Easy to moderate in both shifts — the most student-friendly section.
Key Topics & High Weightage:
- Physical: Equilibrium, Thermodynamics, Solutions
- Organic: Reactions, Mechanisms, Hydrocarbons, Biomolecules
- Inorganic: Coordination Compounds, Periodic Table, d-Block Elements
Student Reactions: Heavily NCERT-based, quick to solve, and high-scoring. Many completed it early, freeing time for tougher sections.

JEE Main 2026: 21 January Shift 1 Mathematics Analysis

Difficulty: Moderate to difficult, the toughest and most time-consuming.
Key Topics & High Weightage:
- Calculus (Integration, Differentiation, Applications)
- Algebra (Matrices, Determinants, Sequences & Series)
- Coordinate Geometry (Conics, Straight Lines)
- Vectors, 3D Geometry, Probability
Student Reactions: Lengthy calculations dominated complaints.

Student Reactions & Feedback on JEE Main 2026 January 21

Students exiting the exam centres shared mixed but positive reactions to the JEE Main 2026 January 21 shift 1 exam. Many students described the paper as fair and balanced. One of the students noted, “Physics was easy, but Maths took most of my time.”

Expected Scores and Cutoff Predictions

Most students expected to score between 80 to 140 marks depending on their performance and difficulty faced.
Cutoff predictions were mostly around the 90-120 mark range, reflecting a moderately tough exam.
Some students were optimistic about clearing the exam this year based on their answers.

Student Estimate	Expected Score Range	Expected Cutoff Range
Student 1	130-140	Around 120
Student 2	Around 100	93-95
Student 3	80-100	93-95
Student 4	152 (out of 200)	Not specified

Expected Good Attempts, Marks & Cutoff After January 21 Analysis

As per the increased difficulty and time-consuming nature of the paper:

Average candidates: 40-48 attempts
Well-prepared candidates: 50-58 attempts
Top-performing candidates: 60-65 attempts

Due to lengthy numericals, 10–15% fewer attempts were reported compared to easier JEE Main shifts, particularly in Physics and Chemistry.

Section-wise Expected Good Attempts

Subject	Total Questions	Expected Good Attempts	Key Reason
Physics	25	12–15	Numerical-heavy, Class 11 dominant
Chemistry	25	14–17	Mixed theory & numericals
Mathematics	25	15–18	Lengthy but doable

Key Takeaways & Preparation Tips for Remaining JEE Main 2026 January Shifts

Master the NCERT thoroughly for Chemistry scoring.
Practice timed mocks to boost Math speed and question selection.
Revise high-weightage Physics topics like Mechanics and Modern Physics.
Use memory-based questions from Day 1 to spot patterns and refine strategy.
Focus on accuracy to counter normalisation effects.

This JEE Main 2026 January 21 shift-wise analysis, a good attempt range of 45–55 questions with decent accuracy is expected to fetch 120–150 marks, which should be sufficient to clear the General category cutoff comfortably.

indicates a moderate start to the session, offering strong scoring potential for prepared candidates. Stay updated with daily analyses for shifts ahead - best of luck to all JEE aspirants!

JEE Main Questions

1.
A rigid dipole undergoes a simple harmonic motion about its centre in the presence of an electric field $\vec{E}_1 = E_0 \hat{x}$. If another electric field $\vec{E}_2 = 2E_0 (\hat{y} + \hat{z})$ is introduced to the system, what will be the percentage change in the frequency of the oscillation (approximate)?

View Solution

2.
Let $O$ be the vertex of the parabola $y^2 = 4x$. Let $P$ and $Q$ be two points on parabola such that chords $OP$ and $OQ$ are perpendicular to each other. If the locus of mid-point of segment $PQ$ is a conic $C$, then latus rectum of $C$ is

View Solution

3.
An inductor of inductance $10 \text{ mH}$ having resistance of $100 \text{ } \Omega$ is connected to battery of E.M.F. $1.0 \text{ V}$ through a switch as shown in the figure below. After switch is closed, the ratio of instantaneous voltages across the inductor when the current passing through it is $2 \text{ mA}$ and $4 \text{ mA}$ is ________.

View Solution

4.
When 300 J of heat is given to an ideal gas with $ C_p = \frac{7}{2}R $, its temperature rises from 20°C to 50°C keeping its volume constant. The mass of the gas is (approximately) ______ g. (R = 8.314 J/mol K)

View Solution

5.
19.5 g of fluoro acetic acid (molar mass = 78 g mol$^{-1}$) is dissolved in 500 g of water at 298 K. The depression in the freezing point of water was $1^\circ C$. What is $K_a$ of fluoro acetic acid? (For water, $K_f = 1.86\, K\,kg\,mol^{-1}$). Assume molarity and molality to have same values.

$10^{-6}$
$4\times10^{-4}$
$3\times10^{-5}$
$3\times10^{-3}$

View Solution

6.
Let $ \alpha, \beta \in \mathbb{R} $ be such that the system of linear equations} \[ x + 2y + z = 5 \] \[ 2x + y + \alpha z = 5 \] \[ 8x + 4y + \beta z = 18 \] has no solution. Then $ \frac{\beta}{\alpha} $ is equal to:

$-4$
$4$
$8$
$-8$

View Solution

JEE Main 2026 January 21 Shift 1 Paper Analysis: Check Difficulty Level, Student Reaction, and Good Attempts

JEE Main 2026 January 21 Shift 1 Overall Difficulty Level

Subject-Wise JEE Main 2026 January 21 Analysis

JEE Main 2026: 21 January Shift 1 Physics Analysis

JEE Main 2026: 21 January Shift 1 Chemistry Analysis

JEE Main 2026: 21 January Shift 1 Mathematics Analysis

Student Reactions & Feedback on JEE Main 2026 January 21

Expected Good Attempts, Marks & Cutoff After January 21 Analysis

Section-wise Expected Good Attempts

Key Takeaways & Preparation Tips for Remaining JEE Main 2026 January Shifts

JEE Main Questions

2.
Let \(O\) be the vertex of the parabola \(y^2 = 4x\). Let \(P\) and \(Q\) be two points on parabola such that chords \(OP\) and \(OQ\) are perpendicular to each other. If the locus of mid-point of segment \(PQ\) is a conic \(C\), then latus rectum of \(C\) is

4.
When 300 J of heat is given to an ideal gas with \( C_p = \frac{7}{2}R \), its temperature rises from 20°C to 50°C keeping its volume constant. The mass of the gas is (approximately) ______ g. (R = 8.314 J/mol K)

6.
Let \( \alpha, \beta \in \mathbb{R} \) be such that the system of linear equations} \[ x + 2y + z = 5 \] \[ 2x + y + \alpha z = 5 \] \[ 8x + 4y + \beta z = 18 \] has no solution. Then \( \frac{\beta}{\alpha} \) is equal to:

Comments

SUBSCRIBE TO OUR NEWS LETTER

JEE Main 2026 January 21 Shift 1 Overall Difficulty Level

Subject-Wise JEE Main 2026 January 21 Analysis

JEE Main 2026: 21 January Shift 1 Physics Analysis

JEE Main 2026: 21 January Shift 1 Chemistry Analysis

JEE Main 2026: 21 January Shift 1 Mathematics Analysis

Student Reactions & Feedback on JEE Main 2026 January 21

Expected Good Attempts, Marks & Cutoff After January 21 Analysis

Section-wise Expected Good Attempts

Key Takeaways & Preparation Tips for Remaining JEE Main 2026 January Shifts

JEE Main Questions

2.Let \(O\) be the vertex of the parabola \(y^2 = 4x\). Let \(P\) and \(Q\) be two points on parabola such that chords \(OP\) and \(OQ\) are perpendicular to each other. If the locus of mid-point of segment \(PQ\) is a conic \(C\), then latus rectum of \(C\) is

4. When 300 J of heat is given to an ideal gas with \( C_p = \frac{7}{2}R \), its temperature rises from 20°C to 50°C keeping its volume constant. The mass of the gas is (approximately) ______ g. (R = 8.314 J/mol K)

6.Let \( \alpha, \beta \in \mathbb{R} \) be such that the system of linear equations} \[ x + 2y + z = 5 \] \[ 2x + y + \alpha z = 5 \] \[ 8x + 4y + \beta z = 18 \] has no solution. Then \( \frac{\beta}{\alpha} \) is equal to:

Comments

SUBSCRIBE TO OUR NEWS LETTER

2.
Let \(O\) be the vertex of the parabola \(y^2 = 4x\). Let \(P\) and \(Q\) be two points on parabola such that chords \(OP\) and \(OQ\) are perpendicular to each other. If the locus of mid-point of segment \(PQ\) is a conic \(C\), then latus rectum of \(C\) is

4.
When 300 J of heat is given to an ideal gas with \( C_p = \frac{7}{2}R \), its temperature rises from 20°C to 50°C keeping its volume constant. The mass of the gas is (approximately) ______ g. (R = 8.314 J/mol K)

6.
Let \( \alpha, \beta \in \mathbb{R} \) be such that the system of linear equations} \[ x + 2y + z = 5 \] \[ 2x + y + \alpha z = 5 \] \[ 8x + 4y + \beta z = 18 \] has no solution. Then \( \frac{\beta}{\alpha} \) is equal to: