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JEE Main Physics Formulas 2026 - JEE Main exam is one of the top exams for engineering in India. Having a consolidated formula sheet makes your preparation for the JEE Main exam more manageable and efficient. Candidates should manage all three subjects properly, when candidates have a compiled list of important physics formulas candidates can revise the concepts faster and solve numerous problems easily. Knowing when and which formula to apply is crucial for aspirants. Here are some important JEE Main 2026 Physics formulas based on the JEE main 2026 syllabus. Candidates can follow the Physics formulas to prepare for the IIT JEE exam.
Speed and Velocity
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I. Speed Formula-
Speed
- Tips of Speed-
1. S.I. unit
2. Dimensions
3. Speed is a scalar quantity.
- E.g: A body covers a distance of 18 m in 1 sec
Using the formula of speed.
II. Average Speed and Instantaneous Speed
Average Speed Formula-
Average speed
E.g. A body covers a total distance of 50 m with variable speed in 5 sec.
Average Speed
- Tips for average speed-
If an object or body covers s1 distance in
2. Instantaneous Speed-
- It is the speed at that particular instant or small interval of time.
- Formula-
III. Velocity
Rate of change of displacement with time.
Formula-
- Tips For Velocity-
1. S.I. unit
2. Dimensions-
3. Velocity is a vector quantity.
4. Velocity is also called speed in a definite (particular) direction.
IV. Average Velocity and Instantaneous Velocity
1. Average Velocity-Formula-
Average Velocity
2. Instantaneous Velocity Formula-
Chapter - Work Energy and Power
- Work done by a constant force-
1. The scalar product of the force vector
2. The product of the magnitude of force
3. If the number of forces
Then
- Work done by a variable force
Force is a vector quantity. So it has a magnitude as well as direction. A variable force means when its magnitude its direction or both varies with position.
And work done by the variable force is given by -
Where
- Kinetic energy
Where
- Work-energy theorem-
Net work done by all the forces acting on a particle is equal to the change in its kinetic energy.
Where
- Relation of kinetic energy with linear momentum
Where
- Change in potential energy -
The change in potential energy between any two points is defined as the work done by the associated conservative force in displacing the particle between these two points without any change in kinetic energy.
Where,
ds - small displacement
We can define a unique value of potential energy only by assigning some arbitrary value to a fixed point called the reference point.
- Power
Average power-
Instantaneous power-
Where,
i.e. power is equal to the scalar product of force with velocity
Experts have compiled a list of important formulas for JEE Mains Physics to make the preparation easy for aspirants. Candidates preparing for the JEE Main exam should remember all the major formulas.
Also Read:
Frequently Asked Questions (FAQs)
In the JEE Main Exam, there are 25 questions of physics out of which 20 questions in section A will be MCQ and 5 questions in section B will be questions with numerical value answers.
Current electricity, optics, and Properties of solids have more weightage in Physics JEE Main.
Speed= (distance) / (time)
On Question asked by student community
Hello
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Hello
If you are aiming for JEE, both Presidency South and DPS South with Allen integration are solid.
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Based on the latest available guidelines from the National Testing Agency (NTA) and trends from previous years (as of September 25, 2025), I'll address your query step by step. Note that the official JEE Main 2026 notification is expected in late 2025 (likely October-November), so requirements may be confirmed then. However, for 2025, NTA has introduced specific rules for EWS (Economically Weaker Sections) candidates, and these are likely to continue for 2026 with minor updates. Your question focuses on two main parts: (1) Whether NTA requires the EWS certificate number during registration, and (2) The timing for obtaining the certificate (before January 2026 or after April 2026). I'll cover eligibility, validity, and tips as well.
As of now, the official chapter-wise weightage for JEE Main 2026 hasn’t been released by NTA. Based on past data, Physics (Modern Physics, Thermodynamics), Chemistry (Organic Chemistry), and Mathematics show consistent weightage. Focus on these while covering the syllabus. Check https://ncertsolution.it.com for updates.
Hello,
With a 20,000 rank in JEE Main and Maharashtra domicile, you might get into some NITs and IIITs in branches like computer science, mechanical, or civil engineering. Some good options like
I hope it will clear your query!!
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