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# Important Formulas for JEE Physics (Main and Advanced) LIVE
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The Joint Entrance Examination (JEE) is one of the most competitive entrance exams in India for admission to various engineering colleges across the country. Physics is an essential subject in the JEE syllabus, and candidates need to have a strong understanding of the various physics formulas to crack the exam. In this article, we will discuss some of the important formulas of Physics for JEE Main and Advanced and how to learn them effectively.

JEE Physics syllabus covers a wide range of topics such as Kinematics, Laws of Motion, Work, Energy and Power, Gravitation, Properties of Matter, Thermodynamics, Waves, Optics, Electromagnetic Induction and Alternating Currents, Electromagnetic Waves, and Dual Nature of Matter and Radiation, among others. These topics require a thorough understanding of concepts and formulas to solve numerical problems.

Last updated date: 26th Sep 2023
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## How to Learn JEE Main and Advanced Physics Formula

To effectively learn JEE (Joint Entrance Examination) Physics formulas for the mains exam, you can follow these steps:

• Understand the Syllabus: Familiarise yourself with the JEE Physics syllabus to identify the topics and subtopics you need to cover. This will help you organise your study plan and prioritize your efforts.

• Gather Study Materials: Collect reliable study materials such as textbooks, reference books, and study guides specifically designed for JEE Physics. Make sure the resources you choose cover the required topics and provide clear explanations of the formulas.

• Break Down the Topics: Divide the topics into smaller sections to make your learning process more manageable. Focus on one concept or formula at a time, ensuring you have a clear understanding before moving on to the next one.

• Understand the Derivations: For each formula, try to understand the underlying concepts and derivations. This will help you grasp the logic behind the formula and remember it more effectively. Pay attention to key principles, laws, and mathematical manipulations involved.

• Practice Numerical Problems: Physics is a subject that requires practical application. Solve a wide range of numerical problems related to each formula you learn. This will enhance your problem-solving skills and reinforce your understanding of the formulas in real-world scenarios.

• Make Use of Visual Aids: Physics often involves visual representations such as diagrams, graphs, and charts. Utilise these visual aids to understand the concepts better and visualise how the formulas apply to different situations. This can aid in memory retention and comprehension.

• Create Formula Sheets or Flashcards: As you progress, create personalised formula sheets or flashcards. Summarise each formula along with its variables, units, and any important notes or exceptions. Regularly review these resources to reinforce your knowledge.

• Review and Revise Regularly: Consistent revision is crucial for long-term retention. Set aside dedicated time to review the formulas you have learned. Practice problems from past papers and mock tests to strengthen your understanding and identify any areas that need improvement.

• Seek Clarification: If you encounter any difficulties or have questions, don't hesitate to seek clarification. Consult your teachers, classmates, or online resources to address your queries and deepen your understanding of the formulas.

• Test Yourself: Regularly assess your knowledge through practice tests or quizzes. This will help you identify your strengths and weaknesses and focus your efforts accordingly. Additionally, it will familiarise you with the exam format and improve your time management skills.

Remember, learning JEE Physics formulas is not just about memorisation but understanding the underlying principles. By following these steps and maintaining a consistent study routine, you can effectively learn and apply the necessary formulas for the JEE Main and Advanced exam.

Now, let us discuss some of the important JEE Physics formulas and their applications.

### 1. Kinematics Formulas:

Kinematics is the study of motion without considering its causes. The following are some of the essential kinematics formulas for JEE Main and Advanced:

• $v = u + at$: This formula relates the initial velocity, final velocity, acceleration, and time taken for the motion. Here, 'v' is the final velocity, 'u' is the initial velocity, 'a' is the acceleration, and 't' is the time taken for the motion.

• $s = ut + \dfrac{1}{2}a{t^2}$: This formula relates the displacement, initial velocity, acceleration, and time taken for the motion. Here, 's' is the displacement, 'u' is the initial velocity, 'a' is the acceleration, and 't' is the time taken for the motion.

• ${{v^2} = {u^2} + 2as}$: This formula relates the initial velocity, final velocity, acceleration, and displacement. Here, 'v' is the final velocity, 'u' is the initial velocity, 'a' is the acceleration, and 's' is the displacement.

These formulas are used to solve numerical problems related to motion, such as finding the velocity, acceleration, and displacement of an object.

### 2. Work, Energy, and Power Formulas:

Work, Energy, and Power are crucial concepts in Physics and are widely used in JEE. The following are some of the essential formulas related to these concepts:

• ${{\rm{W}} = {\rm{Fdcos}}\theta }$: This formula relates the work done by a force, displacement, and the angle between the force and displacement. Here, 'W' is the work done, 'F' is the force applied, 'd' is the displacement, and 'θ' is the angle between the force and displacement.

• ${{\rm{K}}{\rm{.E}} = \dfrac{1}{2}m{v^2}}$: This formula relates the kinetic energy of a body with its mass and velocity.

• ${{\rm{P}} = \dfrac{{\rm{W}}}{t}}$: This formula relates the power of a body with the work done and the time taken.

### 3. Gravitation Formulas:

Gravitation is a fundamental concept in Physics and plays a vital role in JEE. The following are some of the essential formulas related to Gravitation:

• ${{\rm{F}} = \dfrac{{{\rm{G}}\left( {m1m2} \right)}}{{{r^2}}}}$: This formula relates the gravitational force between two objects with their masses and the distance between them.

• ${g = \dfrac{{GM}}{{{r^2}}}}$: This formula relates the acceleration due to gravity of a body with its mass and the distance from the center of the earth.

• ${{T^2} = \dfrac{{\left( {4{\pi ^2}{r^3}} \right)}}{{GM}}}$: This formula relates the time period of a planet's revolution around the sun with its radius and mass.

### 4. Laws of Motion Formulas:

Laws of Motion are fundamental to Physics, and they are widely used in the JEE mains exam. The following are some of the essential formulas related to these laws:

• $F = ma$: This formula relates the force applied to an object, its mass, and acceleration. Here, 'F' is the force applied, 'm' is the mass of the object, and 'a' is its acceleration.

• ${{\rm{F}} = \mu N}$: This formula relates the force of friction, the coefficient of friction, and the normal force. Here, 'F' is the force of friction, '{\mu }' is the coefficient of friction, and 'N' is the normal force.

• $Fg = mg$: This formula relates the force of gravity, the mass of an object, and the acceleration due to gravity.

### 5. Heat and Thermodynamics Formulas:

Heat and Thermodynamics is an important topic in JEE Physics, and it covers a wide range of concepts such as Heat Transfer, Thermodynamic Processes, and Laws of Thermodynamics.

Understanding the formulas related to these concepts is essential for solving numerical problems in the JEE Physics exam. In this short note, we will discuss some of the essential Heat and Thermodynamics formulas and how to apply them.

a. Heat Transfer Formulas:

Heat Transfer is the study of the transfer of thermal energy between different objects. The following are some of the essential formulas related to heat transfer:

• ${Q = mc\Delta T}$: This formula relates the amount of heat transferred, the specific heat capacity, the mass of the object, and the change in temperature. Here, 'Q' is the amount of heat transferred, 'm' is the mass of the object, 'c' is the specific heat capacity, and '${\Delta T}$' is the change in temperature.

• $Q = ml$: This formula relates the amount of heat required to change the state of a substance, the mass of the substance, and the latent heat of fusion/vaporization. Here, 'Q' is the amount of heat required, 'm' is the mass of the substance, and 'l' is the latent heat of fusion/vaporization.

These formulas are used to solve numerical problems related to heat transfer, such as finding the amount of heat transferred between two objects or the amount of heat required to change the state of a substance.

b. Thermodynamic Processes Formulas:

Thermodynamic Processes refer to the changes in the state of a system due to changes in temperature, pressure, or volume. The following are some of the essential formulas related to thermodynamic processes:

• ${PV = nRT}$: This formula relates the pressure, volume, number of moles, gas constant, and temperature of an ideal gas. Here, 'P' is the pressure, 'V' is the volume, 'n' is the number of moles, 'R' is the gas constant, and 'T' is the temperature.

• ${Q = \Delta U + W}$: This formula relates the heat supplied to a system, the change in its internal energy, and the work done on it. Here, 'Q' is the heat supplied, '{\Delta U}' is the change in internal energy, and 'W' is the work done on the system.

These formulas are used to solve numerical problems related to thermodynamic processes, such as finding the change in internal energy of a system or the work done on it.

c. Laws of Thermodynamics Formulas:

In entropy, 'Q' is the heat transferred, and 'T' is the temperature.The Laws of Thermodynamics are fundamental to understanding heat and thermodynamics. The following are some of the essential formulas related to these laws:

• ${\Delta S = \dfrac{Q}{T}}$: This formula relates the change in entropy, the amount of heat transferred, and the temperature of the system. Here, 'ΔS' is the change

• ${\Delta U = Q - W}$: This formula relates the change in internal energy, the heat supplied to the system, and the work done on the system. Here, 'ΔU' is the change in internal energy, 'Q' is the heat supplied, and 'W' is the work done on the system.

To apply these formulas, you need to understand the concept behind them and identify the relevant variables. You should also be familiar with unit conversions and use the appropriate units for each variable. Practice solving numerical problems based on these formulas regularly to improve your problem-solving skills.

## Conclusion

JEE physics formulas are essential for candidates appearing for the JEE Main and Advanced exam as they help in solving numerical problems with ease and accuracy. These formulas cover various topics like Kinematics, Work, Energy, and Power, and Gravitation, among others. It is recommended that candidates understand the concepts behind these formulas and practice their application to excel in JEE Physics. With dedication and hard work, cracking the JEE Main and Advanced exam is definitely possible.

## FAQs on Important Formulas for JEE Physics (Main and Advanced)

1. Why do I need to learn JEE Main physics formulas?

Physics formulas are crucial for cracking JEE and getting admission to the top engineering colleges in India. Aspirants must have a good understanding of the formulas to solve problems and score well in the exam.

2. How can I memorize JEE Adavced physics formulas?

Regular practice and revision are the best ways to memorize JEE physics formulas. Aspirants must solve various practice problems and revise the formulas regularly to keep them fresh in their minds.

3. What are some of the essential JEE main and Advanced physics formulas?

Some of the essential JEE physics formulas include Ohm's Law, Newton's Laws of Motion, Kinematics, Work-Energy Theorem, Bernoulli's Equation, and Coulomb's Law.

4. How can I apply JEE physics formulas to solve problems?

To apply JEE physics formulas to solve problems, aspirants must first understand the problem statement and identify the relevant formula. They can then substitute the given values into the formula and solve for the unknown variable.

5. How JEE Main and Advanced Physics Formula PDF help to score more in JEE exam?

Learning JEE Main and Advanced Physics formulas requires a combination of understanding, practice, and regular revision. By downloading the PDF of JEE Main and Advanced Physics formulas, you will be able to cover the whole formulas needed for the JEE Main and Advanced Exams in one go.