# Physics -XI

Class 11 Physics is of utmost importance as it lays the foundation for a student’s understanding of various fundamental concepts and principles in the field of physics. Here are several reasons why Class 11 Physics is significant:

**Foundation for Advanced Topics:**Class 11 introduces students to fundamental concepts such as motion, laws of motion, thermodynamics, and waves. A strong understanding of these basics is crucial as they form the foundation for more complex topics (like Electrostatics, Magnetism etc) , in Class 12 and competitive examinations.**Preparation for Competitive Exams:**Many competitive exams, including engineering entrance exams like JEE Main and JEE Advanced, and medical entrance exams like NEET, extensively cover Class 11 Physics topics. A solid grasp of these concepts during Class 11 sets the stage for successful performance in these competitive exams.**Problem-Solving Skills:**Physics involves problem-solving and critical thinking. Class 11 Physics helps students develop analytical skills by presenting them with various scenarios and teaching them how to apply theoretical concepts to solve practical problems.

# Physics-XI

## Broadly, we can divide Physics ( Standard - XI) into following two parts -

## (1) Mechanics

## (2) Thermo

## (0) Basic Mathematical Tools

## (1) Mechanics

## Part (A) Core

## - Kinematics

## A. Vectors

## B. Straight Line Motion

## C. Motion in Plane (Projectile & Circular Motion)

## - Newton's Laws of Motion (NLM)

## - Friction

## - Work Energy Power

## - Centre of Mass (C.O.M.) & Collisions

## - Rotational Mechanics (Dynamics of Rotational Motion)

## (Part -B) Applied

## -Gravitation

## - Mechanical properties of solids

## - Fluid Mechanics

## - S.H.M. (Simple Harmonic Motion)/Oscillation

## - Waves (Wave Mechanics)

## (2) Thermo

## - Thermal Properties of Solids

## - Thermometery & Calorimetry

## - Kinetic Theory of Gasses

## - Heat Transfer

## - Thermodynamics

## (0) Basic Mathematical Tools

## - Linear & Quadratic Equations (Basic)

## A. Straight Line Motion

## B. Motion in Plane (Projectile & Circular Motion)

## -Slopes & Straight Lines

## -Some Standard Graphs

## - Logarithm and its properties

## - Vectors

## - Derivatives / Differentiation

## - Integral/ Integration

**Class 11- Physics consists of following subject matter**

**Physical World and Measurement:**- Introduction to Physics
- Measurement and Units
- Accuracy and Precision of Measuring Instruments
- Errors in Measurement

**Kinematics:**- Frame of reference
- Motion in a straight line
- Position-time graph and speed-velocity
- Uniform and non-uniform motion
- Acceleration
- Equations of motion
- Relative velocity

**Laws of Motion:**- Newton’s Laws of Motion
- Conservation of Momentum
- Equilibrium of a Particle
- Common Forces in Mechanics

**Work, Energy, and Power:**- Work done by a constant force
- Energy
- The Work-Energy Principle
- Power
- Collision

**Motion of System of Particles and Rigid Body:**- System of particles
- Center of Mass
- Rigid body
- Moment of Inertia
- Torque
- Angular momentum
- Equilibrium of Rigid Bodies
- Elastic and Inelastic Collisions

**Gravitation:**- Kepler’s Laws of Planetary Motion
- Universal Law of Gravitation
- Acceleration due to gravity
- Gravitational Potential Energy
- Escape Velocity

**Properties of Bulk Matter:**- Stress and Strain
- Hooke’s Law
- Young’s Modulus
- Bulk Modulus
- Shear Modulus
- Surface Energy and Surface Tension

**Thermodynamics:**- Thermal Equilibrium
- Zeroth Law of Thermodynamics
- Heat, Internal Energy, and Work
- First Law of Thermodynamics
- Thermodynamic Processes
- Second Law of Thermodynamics

**Behavior of Perfect Gas and Kinetic Theory:**- Equation of State of a Perfect Gas
- Work Done in Compressing a Gas
- Kinetic Theory of Gases
- Assumptions of Kinetic Theory
- Specific Heat Capacities

**Oscillations and Waves:**- Periodic Motion
- Simple Harmonic Motion (SHM)
- Wave Motion
- Types of Waves
- Sound Waves
- Characteristics of Sound Waves