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Laws of Motion Revision Notes for Quick Exam Preparation

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Newton’s Laws of Motion Explained with Examples and Diagrams

The Laws of Motion are fundamental principles in physics that describe the relationship between the motion of an object and the forces acting upon it. Understanding these laws is essential for JEE Mains 2026 preparation, as they form the basis for many concepts in mechanics and play a significant role in various problem-solving scenarios.

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Newton's three laws of motion provide the framework for analysing how objects move and interact. These laws are not only crucial for academic success but also applicable in everyday life, from understanding how vehicles accelerate to how sports equipment functions. This Laws Of Motion JEE Mains Notes covers key concepts and definitions, essential formulas, and real-world applications of these laws according to the JEE Mains Physics Syllabus. It also includes common problems and effective strategies for mastering this topic, ensuring that you are well-prepared for the JEE Mains exam and capable of Solving questions related to the Laws of Motion with confidence. Additionally, you can download a FREE Laws Of Motion JEE Notes PDF version to study offline and reinforce your understanding whenever you need to.

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Laws of Motion Revision Notes for Quick Exam Preparation
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Laws of Motion | One Shot | Refocus-Revise-Reward | Suri Sir | Vedantu JEE
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JEE Main 2026: What to Focus in Laws of Motion?

A few topics in the Laws of Motion will help you score in JEE Main 2026. Knowing the list of those topics will make it easy for you to prepare and focus on the JEE Mian exam.  You can check the list of important topics from the Laws of Motion below. Unravel the key concepts, fundamental theories, and vital formulas shaping your success in Laws of Motion for JEE Main 2026. 


  • Newton's Laws of Motion

  • Inertia

  • Force and Its Types

  • Equilibrium

  • Applications of Newton's Laws

  • Circular Motion

  • Pseudo Forces

  • Impulse and Momentum

  • Collisions

  • Relative Motion

  • Work-Energy Theorem

  • Conservation of Energy

  • Power

  • Projectile Motion

  • Motion on Inclined Planes

  • Simple Harmonic Motion (SHM)

  • Equations of Motion

  • Torque and Rotational Motion


Year Wise Weightage of Questions: JEE Main Laws of Motion

S. No

Year

Average No. of Questions Asked

Marks per Question

Total Marks

1

2024

2

4

8

2

2023

3

4

12

3

2022

2

4

8

4

2021

2

4

8

5

2020

2

4

8


You can find that 2 questions have been asked from the past six years of JEE main exam. The teachers worked hard to ensure the Laws of Motion notes perfectly matched the JEE Main syllabus. So, gear up to succeed – grab your Laws Of Motion JEE Notes PDF now and shine in JEE Main 2026!


How Laws of Motion Can Shape Your JEE Main 2026 Journey?

Embark on your JEE Main 2026 journey with the Laws of Motion as your guiding star. These principles, crafted by Isaac Newton, shape how our world moves and functions. They're not just abstract theories; they're the keys to unlocking a realm of analytical thinking, problem-solving, and real-world understanding.


Foundation of Mechanics:

  • Discover the bedrock of classical mechanics with the Laws of Motion.

  • Build your understanding of how forces and motion dance in harmony.

  • Lay the groundwork for conquering advanced physics concepts and engineering feats.


Problem-Solving Playground:

  • Embark on a journey of decoding complex scenarios.

  • Uncover the art of identifying forces and unraveling their impact on objects.

  • Sharpen your problem-solving skills, not just for physics but for life's puzzles.


Real-World Wonders:

  • Step out of textbooks and into the world of applications.

  • Design bridges, predict space missions – the possibilities are endless.

  • Watch as the Laws of Motion shape the world around you.


Action & Reaction Connects All:

  • Newton's Third Law: for every action, there's an equal and opposite reaction.

  • It's not just about physics; it's a life principle.

  • Delve into the ripple effects of interactions, from objects to human relationships.


Critical Thinking Challenge:

  • Each law is a new lens to view the universe.

  • Train your brain to decode, interpret, and apply these laws.

  • Unlock your ability to approach challenges from unique angles.


Bridging Theory with Reality:

  • Turn theoretical knowledge into practical magic.

  • Dive into experiments, solve problems, and become a problem solver.

  • Equip yourself with skills that transform theory into tangible action.


Conclusion: The Power of Motion:

  • Unearth the hidden forces shaping our world.

  • The Laws of Motion aren't just equations; they're the keys to understanding the universe.

  • Get ready to not only ace JEE Main but also embark on a lifelong journey of exploration.


Gear up for an adventure of forces, motion, and discovery. Laws of Motion aren't just chapters; they're your passport to unraveling the mysteries of the physical world. Let's dive in and unlock the secrets together! 


Strategic Approach: Maximizing Learning with Formulas and Revision Notes

When you want to learn effectively, you can use a smart strategy by combining formulas and revision notes. These two things work together nicely. Formulas are like short explanations of important ideas. When you use them with detailed revision notes, you get a complete way to learn. Revision notes give you a strong base, and formulas help you understand better and solve problems. This mix makes hard things easier and helps you remember better. By using this strategy, you can improve how well you understand and do well in your studies.


List of Important Formulas for Physics Laws of Motion 

S. No

Name of the Concept

Formula

1

Newton’s second law of motion

$\vec {F}=k \dfrac {d \vec{P}}{dt}$

2

Resultant force

$\displaystyle\sum\limits_{i=1}^k \vec {F}= \vec {F_1}+\vec {F_2}+....+\vec {F_k}$

For equilibrium, $\displaystyle\sum\limits_{i=1}^k \vec {F_i}= 0$

3

Lami’s theorem

$\dfrac {F_1}{\sin \alpha}=\dfrac {F_2}{\sin \beta}=\dfrac {F_3}{\sin \gamma}$

seo images

4

Momentum and Impulse

$\vec {P}= m v$

$I=\int_{t_1}^{t_2}\vec {F} dt$

Law of conservation of momentum

m1v1=m2v2

6

Miscellaneous formulae

  1. Bullets travelling with a velocity v hitting the wall:

${F_{wall}}=n m v$

n- Number of bullets

  1. Liquid jet of area A moving with velocity v hits the wall:

${F_{wall}}= 2 A {v^2} \cos \theta$

7

Friction

  1. ${F_r}=\mu N$

  2. Kinetic friction Fk=k N ${F_r}={\mu_{k}} N$

8

Centripetal Force

$F= m {\omega^2}r$


9

The apparent weight of the body in the lift (When the lift moves in an upward direction)

W= m (g+a)


Download the JEE Main Physics Formulas by Vedantu for FREE. Combine it with JEE Main Notes, and you can see the good changes in your scores.'


Benefits of Using Laws of Motion JEE Notes

  • The Laws Of Motion JEE Mains Notes provide a structured overview of the fundamental principles, helping students grasp key concepts easily.

  • Having concise notes allows for quick reference to important formulas, definitions, and concepts without sifting through textbooks.

  • Writing down and summarising information helps reinforce memory, making it easier to recall during the exam.

  • The Laws Of Motion Notes For IIT JEE PDF are prepared specifically for JEE preparation, ensuring focus on relevant topics likely to be tested.

  • Many notes include practice problems and solutions, allowing students to apply concepts and improve problem-solving skills.

  • Using notes can save study time, enabling students to cover more material efficiently and focus on weaker areas.

  • Notes highlight common types of questions and strategies for solving them, preparing students for what to expect on the exam.


Effective Tips for JEE Mains Preparation on Laws of Motion: Strategies for Success

  • Start by thoroughly understanding Newton's three laws of motion. Focus on the principles of inertia, force, and the relationship between mass and acceleration.

  • Make a list of important formulas related to the Laws of Motion, such as F=ma, impulse-momentum relationship, and equations for circular motion. Regularly revise these formulas to reinforce your understanding.

  • Work on a variety of problems, ranging from basic to advanced levels. This will help you apply the concepts learned and improve your problem-solving skills.

  • Diagrams and free-body diagrams (FBDs) can be very helpful in visualising forces acting on objects. Practice drawing these diagrams to better understand the dynamics of motion.

  • Analyse past JEE Mains papers to identify frequently asked questions related to Laws of Motion. This will help you understand the exam pattern and focus your preparation accordingly.

  • Regularly take mock tests to simulate exam conditions. This will help you manage your time effectively and build your confidence in solving questions under pressure.

  • Create a revision schedule to regularly go over key concepts and formulas. Frequent revision helps retain information better and reinforces your understanding.


Excel in Your Exams with Vedantu’s JEE Main Notes

In the journey to excel in your exams, Vedantu’s JEE Main Notes stand as your steadfast companions. These notes simplify complex topics, reinforce your understanding, and prepare you comprehensively. With Vedantu’s guidance, you’ll navigate exams with confidence and achieve success. Embrace the power of JEE Main Notes – download them today to elevate your preparation and reach new heights of accomplishment in your exams. Your path to excellence starts here, with Vedantu’s JEE Main Notes. Get your FREE notes now and seize success!


Next-Level Preparation: Supplemental Links for JEE Main 2026 Laws of Motion


JEE 2026 Physics Notes: Get Chapter-wise Links Here

Access organised JEE 2026 Physics Notes with convenient chapter-wise links. Get into essential topics, grasp key concepts, and prepare effectively for your exams. Get the edge you need with these focused notes.



Download Subject-wise Notes for JEE Main 

Get the links to download the subject-wise JEE Main Notes PDF for FREE from the table below.


S. No

Subject

Important Questions PDF

1

Mathematics

JEE Main Mathematics Notes

2

Chemistry

JEE Main Chemistry Notes

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FAQs on Laws of Motion Revision Notes for Quick Exam Preparation

1. What are the three laws of motion in simple words?

Newton's three laws of motion describe how objects move when forces act on them.

  • First Law (Law of Inertia): An object stays at rest or moves in a straight line at constant speed unless a force changes its state.
  • Second Law (Law of Acceleration): The force on an object is equal to its mass times its acceleration (F = ma).
  • Third Law (Law of Action-Reaction): For every action, there is an equal and opposite reaction.
These laws of motion help students understand concepts like force, inertia, and acceleration for exams and daily life.

2. How can I remember Newton’s laws of motion for exams?

You can remember Newton’s laws of motion using simple memory tricks and examples.

  • First Law: Think of a moving bus suddenly stopping and passengers lurching forward (inertia).
  • Second Law: Recall that pushing harder makes objects move faster (F = ma).
  • Third Law: Imagine jumping off a boat and the boat moves back (action-reaction).
Creating flashcards, repeated revision of laws of motion revision notes, and practicing numericals help retain these concepts.

3. What is the universal law of motion?

The term universal law of motion usually refers to Newton’s laws of motion, which apply to almost all physical objects and scenarios in classical mechanics. These laws help describe and predict the motion and behavior of objects when forces act upon them, making them fundamental for physics and competitive exams such as JEE and NEET.

4. What is covered in laws of motion class 11 notes?

The laws of motion Class 11 notes typically cover:

  • Definitions and explanations of Newton’s three laws
  • Important formulas, derivations, and SI units
  • Concepts of force, inertia, mass, and acceleration
  • Applications of the laws in daily life and numericals
  • Free-body diagrams and problem-solving strategies
  • Revision tips and diagrams for exams
These notes are syllabus-based and useful for both board and entrance exams.

5. Where can I get laws of motion revision notes PDF?

You can download laws of motion revision notes PDF from trusted educational platforms, such as Vedantu, which offer syllabus-aligned summary notes, important formulas, diagrams, and solved numericals tailored for Class 11 Physics and competitive exams.

6. How are Newton’s laws used in daily life?

Newton’s laws of motion appear in everyday situations like walking, riding a bicycle, or playing sports.

  • First Law: A book remains at rest on a table unless pushed.
  • Second Law: A heavier object needs more force to move than a lighter one.
  • Third Law: When you jump, your feet push on the ground, and the ground pushes you up.
These concepts make the laws practical and relatable for students.

7. What are the key formulas related to the laws of motion?

The most important laws of motion formulas include:

  • F = ma – Force equals mass × acceleration
  • v = u + at – Final velocity formula (for constant acceleration)
  • p = mv – Momentum equals mass × velocity
  • Impulse = Change in momentum (F × Δt = m(v-u))
These formulas are essential for solving Class 11 and JEE Physics problems.

8. Why do we draw free-body diagrams for laws of motion problems?

A free-body diagram is used to visually represent all the forces acting on an object, helping you apply Newton’s laws accurately in numericals.

  • It clarifies which forces are present and their direction
  • Simplifies complex problems for easier solution
  • Helps in identifying action-reaction force pairs and calculating net force
Mastering free-body diagrams is crucial for exam success in laws of motion topics.

9. Are the laws of motion different in a non-inertial frame of reference?

Newton's laws of motion are strictly applicable in inertial frames of reference. In non-inertial frames (which are accelerating or rotating), you must introduce fictitious (pseudo) forces to apply these laws correctly for problem-solving in advanced physics or Class 11 exams.

10. What common mistakes should students avoid when studying the laws of motion?

Common mistakes in laws of motion revision include:

  • Confusing inertia with force
  • Forgetting to use the correct direction of forces in Free Body Diagrams
  • Not applying Newton's third law when considering force pairs
  • Miscalculating net force by missing one or more forces
Reviewing solved examples, diagrams, and summary notes helps avoid these errors in exams.

11. Can Newton’s laws be applied at very high speeds or in quantum physics?

Newton’s laws of motion are valid for ordinary speeds and macroscopic objects. At speeds close to light or at atomic scales, relativity or quantum mechanics replaces them, as classical physics is no longer accurate for those cases.

12. What is inertia and how is it related to Newton’s first law?

Inertia is the tendency of an object to resist a change in its state of motion or rest.

  • Newton’s first law (the law of inertia) states that objects will not change their motion unless a force acts on them
  • Greater mass means greater inertia, so heavier objects are harder to start or stop moving
Understanding inertia is key for highlighting the difference between force and motion in exams.