CBSE Class 11 Physics Syllabus - Free PDF Download
CBSE Syllabus 2026-27 Class 11: The CBSE Class 11 Physics Syllabus for the examination year 2026-27 has been released by the Central Board of Secondary Education, CBSE. The board will hold the final examination at the end of the year following the annual assessment scheme, which has led to the release of the syllabus. The 2026-27 CBSE Class 11 Physics Board Exam will entirely be based on the most recent syllabus. Therefore, students must thoroughly understand the new CBSE syllabus to prepare for their annual exam properly.
The detailed CBSE Class 11 Physics Syllabus for 2026-27 is below.
Academic year:
CBSE Class 11 Physics Revised Syllabus
CBSE Class 11 Physics Course Structure 2026-27 With Marking Scheme
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Syllabus
1: Physical World and Measurement
CBSE Class 11 Physics Syllabus
1 Physical World
- What is Science?
- What is Science?
- Types of science : Natural and Social Science
- The Scientific Method
- What is Physics?
- What is Physics?
- Two thrusts in physics : Unification and Reductionism
- Branches of Physics
- Scope and Excitement of Physics
- Physics Related to Technology and Society
- Nature of Physical Laws
- How do physical laws come into existence?
- Conservation laws in physics
1. Law of conservation of energy
2. Law of conservation of linear momentum
3. Law of conservation of angular momentum
4. Law of conservation of charge
1 Units and Measurements
- Properties of Matter and Their Measurement
- The International System of Units (SI)
- Base Physical Quantities and their Units,
- Definitions of SI Base Units,
- Prefixes used in the SI System
- The International System of Units (SI)
- Measurement of Length
- Length and Its Measurement
- The Parallax Method
- Activity: Understanding Parallax Through Experience
- Measuring Stellar Distances
- Measuring the Size od Celestial Objects
- Measuring Very Small Distances
- Special Units for Large Distances
- Example
- Accuracy, Precision and Least Count of Measuring Instruments
- Accuracy of measuring instruments
- Precision of measuring instruments
- Least count for various instruments
- Zero error: Negative and Positive zero error
- Errors in Measurements>Systematic Errors
- Definition: Errors in Measurements
- Definition: Systematic Errors
- Source: Systematic Errors
- Effects: Systematic Errors
- Significant Figures
- Introduction
- The Five Essential Rules
- Order of magnitude
- Example
- Dimensions of Physical Quantities
- Dimensional Formulae and Dimensional Equations
- Dimensional Analysis and Its Applications
- Dimensional analysis
- Applications of dimensional analysis
- Limitations of dimensional analysis
- Dimensions, units, formulae of some quantities
- Checking the Dimensional Consistency of Equations
- Deducing Relation among the Physical Quantities
- Need for Measurement
- Physical quantities
- Some physical quantities
- Types of Physical quantities
(i) Fundamental quantities
(ii) Derived quantities - Measurement
- Units of Measurement
- System of Units
- Derived Quantities and Units
- Definition: Derived units
- Formation of Derived Units
- Supplementary Units: The Special Cases
- Angle Conversions: Degrees ↔ Radians
- Key Examples of Derived Quantities
- Example
- Derived Quantities and Units
- Length, Mass and Time Measurements
- Introduction of Units and Measurements
2: Kinematics
CBSE Class 11 Physics Syllabus
2 Motion in a Straight Line
- Position, Path Length and Displacement
- Position - Frame of reference and Reference point
- Distance (Path length)
- Displacement
- Rectilinear Motion
- Average Velocity
- Introduction
- Definition: Average Velocity
- Calculation of Average Velocity
- Significance
- Formula
- Example
- Real-Life Examples
- Instantaneous Velocity
- Introduction
- Definition: Instantaneous Velocity
- Formula: Instantaneous Velocity
- Real-Life Example
- Instantaneous Speed
- Definition: Instantaneous Speed
- Formula: Instantaneous Speed
- Graphical Study of Motion
- Instantaneous Velocity in Non-Uniform Motion
- Acceleration in Linear Motion
- Introduction
- Definition: Acceleration
- Formula: Average Acceleration
- Formula: Instantaneous Acceleration
- Characteristics
- Graphical Interpretation
- Equations of Motion
- Significance
- Illustrative Example
- Example
- Real-Life Examples
- Average Velocity
- Kinematic Equations for Uniformly Accelerated Motion
-
FIRST METHOD v = vo + at
- SECOND METHOD y = y + v t + at^2
-
- Elementary Concept of Differentiation and Integration for Describing Motion
- Concept of differentiation for describing motion
- Concept of integration
- Uniform and Non-uniform Motion
- Uniformly Accelerated Motion
- Position-time, Velocity-time and Acceleration-time Graphs
- Position - Time Graph
- Relations for Uniformly Accelerated Motion (Graphical Treatment)
- Introduction of Motion in One Dimension
- Physics
- Types of Physics: Kinematics and Dynamics
- Rest
- Point object
- Reference Systems
- Motion
- Types of Motion
- One Dimensional Motion
- Two Dimensional Motion
- Three Dimensional Motion
- Rest and motion are relative quantities
- Motion in a Straight Line
- One dimensional motion
- Distance
- Displacement
- Comparison between distance and displacement
3 Motion in a Plane
- Vector Analysis
- Introduction
- Scalars and Vectors
- Scalar vs Vector
- Key Points to Remember
- Vector
- Definition: Vector
- Representation of vector
- Types of Vectors
- Examples of Vector Quantities
- Multiplication of Vectors by a Real Number or Scalar
- Multiplication of a vector by a real number
- Multiplication of a vector by a scalar
- Vector Operations>Addition and Subtraction of Vectors
- Statement
- Vector Addition: Parallel Vectors
- Vector Subtraction: Anti-Parallel Vectors
- Real-Life Applications
- Resolution of Vectors
- Introduction
- Definition: Resolution of the Vector
- Definition: Rectangular Components
- Characteristics
- Vector Resolution in 2D
- 2D vs 3D Rectangular Components
- Example 1
- Example 2
- Vector Addition – Analytical Method
- Motion in a Plane
- Motion in a plane
- Two-dimensional motion
- Motion with uniform velocity
- Displacement vector
- Velocity
- Equation of motion of an object
- Equation of path
- Motion with uniform acceleration in a plane
- Displacement in uniformly accelerated motion
- Equation of motion of an object
- Motion in Two Dimensions-Motion in a Plane
- Equations of Motion in a Plane with Constant Acceleration
- Introduction
- Vector Form Equations
- Example
- Real-Life Example
- Relative Velocity in Two Dimensions
- Introduction
- Formula: Velocity of A relative to B
- Formula: Velocity of B relative to A
- Characteristics
- Chaining Relative Velocities
- Significance
- Example
- Real-Life Example
- Equations of Motion in a Plane with Constant Acceleration
- Uniform Circular Motion (UCM)
- Definition: Uniform Circular Motion
- Rectilinear Motion
- Instantaneous Velocity
- Introduction
- Definition: Instantaneous Velocity
- Formula: Instantaneous Velocity
- Real-Life Example
- Acceleration in Linear Motion
- Introduction
- Definition: Acceleration
- Formula: Average Acceleration
- Formula: Instantaneous Acceleration
- Characteristics
- Graphical Interpretation
- Equations of Motion
- Significance
- Illustrative Example
- Example
- Real-Life Examples
- Instantaneous Velocity
- Rectangular Components
- Scalar (Dot) and Vector (Cross) Product of Vectors
- Cases of Uniform Velocity
- Cases of Uniform Acceleration Projectile Motion
- Angular Velocity
- Introduction of Motion in One Dimension
- Physics
- Types of Physics: Kinematics and Dynamics
- Rest
- Point object
- Reference Systems
- Motion
- Types of Motion
- One Dimensional Motion
- Two Dimensional Motion
- Three Dimensional Motion
- Rest and motion are relative quantities
3: Laws of Motion
CBSE Class 11 Physics Syllabus
4 Laws of Motion
- Aristotle’s Fallacy
- Introduction
- Origin
- Definition: Aristotle's Fallacy
- Aristotle Thought
- Galileo's Correction
- Real-Life Examples
- The Law of Inertia
- Newton’s Laws of Motion
- Newton's First Law of Motion
- Introduction
- Definition: Newton's First Law of Motion
- Balanced and Unbalanced Force
- Cause of Change in Motion
- Significance
- Formula: Newton's First Law of Motion
- Experiment
- Summary
- Newton’s Second Law of Motion
- Introduction
- Definition: Newton's Second Law of Motion
- Characteristics
- Understanding the Law
- Significance
- Formula: Newton's Second law of Motion
- Activity A
- Activity B
- Real-Life Examples
- Newton's Third Law of Motion
- Introduction
- Definition: Newton's Third Law of Motion
- Characteristics
- Law's Concequesnces
- Significance
- Formula: Newton's Third Law of Motion
- Examples
- Newton's First Law of Motion
- Conservation of Momentum
- Conservation of linear momentum
- Law of conservation of linear momentum
- Applications of the law of conservation of linear momentum
- Equilibrium of a Particle
- Equilibrium of Concurrent Forces
- Common Forces in Mechanics
- Friction
- Circular Motion and Its Characteristics
- Kinematics of Circular Motion
- Dynamics of Circular Motion (Centripetal Force and Centrifugal Force)
- Centripetal force (CPF)
- Centrifugal force (c.f.f.)
- Solving Problems in Mechanics
- Types of Friction>Kinetic Friction
- Introduction
- Definition: Kinetic Friction
- Formula: Kinetic Friction
- Formula: Coefficient of Kinetic Friction
- Characteristics
- Laws of Kinetic Friction
- Coefficient of Kinetic Friction for Different Materials
- Mechanism of Kinetic Friction
- Significance
- Laws of Friction
- Inertia
- Inertia
- Inertia of motion
- Inertia of rest
- Inertia of direction
- Law of Inertia
- Intuitive Concept of Force
- Force
- Types of forces:
1) Contact forces: Weight, normal reaction, tension, spring force, upthrust
2) Non-contact forces: Gravitational force, electromagnetic force, weak force and nuclear force
- Dynamics of Uniform Circular Motion - Centripetal Force
- Examples of Circular Motion (Vehicle on a Level Circular Road, Vehicle on a Banked Road)
- Lubrication - (Laws of Motion)
- Law of Conservation of Linear Momentum and Its Applications
- Types of Friction>Rolling Friction
- Introduction
- Definition: Rolling Friction
- Characteristics
- Comparison of Friction Types
- Advantages of Friction
- Disadvantages of Friction
- Methods of Reducing Friction
- Real-Life Examples
- Introduction of Motion in One Dimension
- Physics
- Types of Physics: Kinematics and Dynamics
- Rest
- Point object
- Reference Systems
- Motion
- Types of Motion
- One Dimensional Motion
- Two Dimensional Motion
- Three Dimensional Motion
- Rest and motion are relative quantities
4: Work, Energy and Power
CBSE Class 11 Physics Syllabus
5 Work, Energy and Power
- Introduction of Work, Energy and Power
- The Scalar Product
- Notions of Work and Kinetic Energy: the Work-energy Theorem
- Work-Energy Theorem
- Mechanical Energy > Kinetic Energy (K)
- Definition: Kinetic Energy
- Formula: Kinetic Energy
- Definition: Translational Motion
- Definition: Translational Kinetic Energy
- Definition: Rotational Motion
- Definition: Rotational Kinetic Motion
- Definition: Vibrational Motion
- Definition: Vibrational Kinetic Energy
- Types of Forces>Work Done by a Variable Force
- Work Done by Variable Forces: The Power of Integration
- Dividing and Conquering (Integration)
- The Graphical Method: Area Under the Curve
- Example
- Concept of Work
- Definition: Work
- Key Points: Units of Work
- Mechanical Energy > Potential Energy (U)
- Definition: Mechanical Energy
- Definition: Potential Energy
- Formula: Gravitational Potential Energy
- Key Points: Potential Energy
- Conservation of Mechanical Energy
- Conservation of mechanical energy
- Principle of conservation of Energy
- Conservative forces
- Non-conservative forces
- Potential Energy of a Spring
- Concept of Power
- Definition: Power
- Formula: Power
- Key Points: Power
- Collisions
- Introduction
- Definition: Collision
- Characteristics
- Real-Life Examples
- Types of Forces>Conservative and Non-Conservative Forces
- Introduction
- Definition: Conservative Forces
- Definition: Potential Energy
- Definition: Non-Conservative Force
- Understanding Conservating Forces
- Understanding Non-Conservatives Forces
- Significance
- Real-Life Examples
5: Motion of System of Particles and Rigid Body
CBSE Class 11 Physics Syllabus
6 System of Particles and Rotational Motion
- Motion - Rigid Body
- What kind of motion can a rigid body have?
- Centre of Mass>Mathematical Understanding of Centre of Mass
- Introduction
- Definition: Centre of Mass
- System of n Particles
- Continuous Mass Distribution
- Important Results for Symmetric Objects
- Significance
- Example 1
- Example 2
- Example 3
- Real-Life Examples
- Motion of Centre of Mass
- Linear Momentum of a System of Particles
- Vector Product of Two Vectors
- Definition of Vector Product
- Angular Velocity and Its Relation with Linear Velocity
- Relation Between Linear Velocity and Angular Velocity
- Torque and Angular Momentum
- Moment of a Force (Motion of System of Particles and Rigid Body)
- Angular Momentum and Law of Conservation of Angular Momentum and Its Applications
- Moment of force (Torque)
- Angular momentum of a particle
- Torque and angular momentum for a system of particles
- conservation of angular momentum
- Equilibrium of Rigid Body
- Principle of moments
- Centre of gravity
- Moment of Inertia
- Moment of inertia
- Radius of gyration
- Physical significance of radius of gyration
- Theorems of Perpendicular and Parallel Axes
- Theorem of Perpendicular Axes
- Theorem of Parallel Axes
- Application of perpendicular and parallel axes theorem on different regular bodies
- Kinematics of Rotational Motion About a Fixed Axis
- Dynamics of Rotational Motion About a Fixed Axis
- Angular Momentum in Case of Rotation About a Fixed Axis
- Rolling Motion
- Kinetic Energy of Rolling Motion
- Rolling motion on an inclined plane
- Momentum Conservation and Centre of Mass Motion
- Centre of Mass of a Rigid Body
- Centre of Mass of a Uniform Rod
- Rigid Body Rotation
- Equations of Rotational Motion
- Comparison of Linear and Rotational Motions
- Values of Moments of Inertia for Simple Geometrical Objects (No Derivation)
6: Gravitation
CBSE Class 11 Physics Syllabus
7 Gravitation
- Kepler’s Laws
- Introduction
- History/Origin
- Formula: Kepler's Law
- Characteristics
- Significance
- Real-Life Examples
- Drawing an Ellipse
- Newton's Universal Law of Gravitation
- Introduction
- History/Origin
- Definition: Universal Law of Gravitation
- Formula: Universal Law of Gravitation
- Key Points: Newton's Universal Law of Gravitation
- Characteristics
- Relationship to the Acceleration of the Moon
- Generalisation to Force
- Force Due to the Collection of Masses
- Special Cases for Extended Objects
- Significance
- Example 1
- Example 2
- Real-Life Examples
- The Gravitational Constant
- Universal gravitation constant
- Value of G
- Acceleration Due to Gravity of the Earth
- Variation of g with altitude, depth and latitude
- Acceleration Due to Gravity Below and Above the Earth's Surface
- Variation of g with altitude
- Variation of g with depth
- Graph of g, R and d
- Variation in the Acceleration>Variation in Gravity with Altitude
- Introduction
- Formula: Gravity with Altitude
- Characteristics
- Derivation
- Example
- Real-Life Examples
- Expression for Gravitational Potential Energy
- Introduction
- Formula
- Derivation
- Example
- Escape Speed
- Earth Satellites
- Introduction
- Definition: Satellite
- Types of Earth Satellites
- Communication Satellites (Geostationary Satellites)
- Polar Satellites
- Significance
- Binding Energy of an Orbiting Satellite
- Introduction
- Definition: Binding Energy of Satellite
- Formula: Binding Energy
- Characteristics
- Derivation
- Real-Life Examples
- Geostationary and Polar Satellites
- Geostationary Satellites
- Polar Satellites
- Weightlessness
- Weightlessness Condition in Orbit
- Gravitational Potential Energy
- Escape Velocity
- Introduction
- Definition: Escape Velocity
- Formula: Escape Velocity
- Derivation
- Escape Velocity
- Orbital Velocity of a Satellite
7: Properties of Bulk Matter
CBSE Class 11 Physics Syllabus
8 Mechanical Properties of Solids
- Elastic Behavior of Solids
- Definition: Elasticity
- Definition: Perfectly Elastic Body
- Definition: Plasticity
- Characteristics
- Stress and Strain
- Introduction
- Definition: Stress
- Definition: Strain
- Formula: Stress
- Formula: Strain
- Understanding Elasticity
- Hooke’s Law
- Introduction
- Origin
- Definition: Modulus of Elasticity
- Understanding Hooke's Law
- Significance
- Stress-strain Curve
- Introduction
- Definition: Stress-Strain Curve
- Characteristics
- Understanding Stress-Strain Curve
- Classification of Materials Based on Stress-Strain Behavior
- Elastic Hysteresis
- Elastic Wear and Tear in Rubber Bands
- Elastic Modulus>Young’s Modulus
- Definition
- Formula Derivation
- Table
- Example 1
- Example 2
- Elastic Modulus>Modulus of Rigidity
- Definition
- Formula Derivation
- Table
- Example
- Elastic Modulus>Bulk Modulus
- Introduction
- Definition: Bulk Modulus
- Formula: Bulk Modulus
- Characteristics
- Understanding Volume Strain
- Example
- Application of Elastic Behaviour of Materials
- Elastic Energy
- Elastic energy
- Work done in stretching a wire
- Elastic Modulus>Poisson’s Ratio
- Definition
- Formula Derivation
- Table
- Volume Change During Stretching
9 Mechanical Properties of Fluids
- Thrust and Pressure
- Introduction
- Unit of pressure
- Experiment
- Pascal’s Law
- Streamline and Turbulent Flow
- Streamline flow
- Laminar flow
- Turbulent flow
- Applications of Bernoulli’s Equation
- Applications of Bernoulli's theorem
- Action of atomiser
- Blowing of roofs by wind storms
- Venturimeter
- Blood Flow and Heart Attack
- Dynamic Lift
(a) Ball moving without spin
(b) Ball moving with spin
(c) Aerofoil or lift on aircraft wing
- Viscous Force or Viscosity
- Viscosity
- Newton's law of viscosity
- Coefficient of viscosity
- Applications of coefficient of viscosity
- Reynold's Number
- Surface Tension
- Surface Tension
- Force due to surface tension
- Factors affecting surface tension
1) Nature of liquid
2) Impurities
3) Temperature
4) Electrification - Applications of surface tension
- Effect of Gravity on Fluid Pressure
- Terminal Velocity
- Critical Velocity
- Excess of Pressure Across a Curved Surface
- Introduction of Mechanical Properties of Fluids
- Archimedes' Principle
- Stoke's Law
- Equation of Continuity
- Torricelli's Law
10 Thermal Properties of Matter
- Temperature and Heat
- Introduction
- Definition: Heat
- Definition: Temperature
- Formula: Average Kinetic Energy and Temperature
- Formula: Heat Exchange
- Characteristics
- How Heat Affects Matter
- Significance
- Real-Life Examples
- Summary
- Measurement of Temperature
- Definition: Adiabatic Wall
- Definition: Diathermic Wall
- Definition: Thermal Equilibrium
- Definition: Thermometry
- Law: Zeroth Law of Thermodynamics
- Temperature Scales
- Conversion Formulas
- Thermometers Use the Zeroth Law
- Thermometric Property
- Types of Thermometers
- Characteristics of a Good Thermometer
- Example 1
- Example 2
- Example 3
- Example 4
- Summary
- Absolute Zero and Absolute Temperature
- Gas Behaviour and Temperature
- Kelvin Scale (Absolute Scale)
- Triple Point of Water
- Example 1
- Example 2
- Thermal Expansion
- Definition: Thermal Expansion
- Classification of Thermal Expansion
- Specific Heat Capacity
- Definition: Specific Heat Capacity
- Formula: Specific Heat Capacity
- Key Points: Specific Heat Capacity
- Calorimetry
- Introduction
- Formula Derivation
- Example
- Latent Heat
- Definition: Latent Heat
- Definition: Specific Latent Heat
- Definition: Latent Heat of Fusion
- Definition: Specific Latent Heat of Fusion
- Definition: Specific Latent Heat of Vapourisation
- Definition: Melting Point of Ice
- Definition: Boiling Point of the Liquid
- Formula: Specific Latent Heat
- Conduction
- Definition: Conduction
- Experiment
- Mechanism of Conduction
- Good conductors
- Bad conductors
- Convection
- Convection: Convection currents
- Experiment
- Mechanism of Convection
- Definition: Convection
- Definition: Convection currents
- Environmental Issues
- Newton’s Law of Cooling
- Experiment
- Example
- Qualitative Ideas of Black Body Radiation
- Perfectly black body
- Ferry's black body
- Spectrum of black body radiation in terms of wavelength
- Wien's Displacement Law
- Stefan's Law
- Stefan's (Stefan - Boltzmann) law
- Anomalous Expansion of Water
- Anomalous expansion of water
- Importance of Anomalous expansion of water
- Liquids and Gases
- Thermal Expansion of Solids
- Green House Effect
8: Thermodynamics
CBSE Class 11 Physics Syllabus
11 Thermodynamics
- Thermal Equilibrium
- Measurement of Temperature
- Definition: Adiabatic Wall
- Definition: Diathermic Wall
- Definition: Thermal Equilibrium
- Definition: Thermometry
- Law: Zeroth Law of Thermodynamics
- Temperature Scales
- Conversion Formulas
- Thermometers Use the Zeroth Law
- Thermometric Property
- Types of Thermometers
- Characteristics of a Good Thermometer
- Example 1
- Example 2
- Example 3
- Example 4
- Summary
- Heat, Internal Energy and Work
- Heat
- Internal Energy
- Work: P-V diagrams
- Chemical Thermodynamics and Energetic
- Specific Heat Capacity
- Definition: Specific Heat Capacity
- Formula: Specific Heat Capacity
- Key Points: Specific Heat Capacity
- Thermodynamic State Variables and Equation of State
- Thermodynamic Equilibrium
1) Mechanical equilibrium
2) Chemical equilibrium
3) Thermal equilibrium - Equation of state
- Thermodynamic state variables
1) Extensive variables
2) Intensive variables
- Thermodynamic Equilibrium
- Thermodynamic Process
- Thermodynamic Process
- Work Done During a Thermodynamic Process
- Heat Added During a Thermodynamic Process
- Heat Engine
- Heat engine
- Source
- Working substance
- Sink
- Working
- Efficiency of heat engine
- Refrigerators and Heat Pumps
- Refrigerator: Heat Flow from a Colder Region to a Hotter Region
- Source
- Working substance
- Sink
- Working
- Performance of a Refrigerator
- Air conditioner
- Heat Pump
- Second Law of Thermodynamics
- Clausius' Statement
- Kelvin Planck's Statement
- Entropy
- Reversible and Irreversible Processes
- Second Law of Thermodynamics - Reversible and Irreversible Processes
- Carnot Engine
- Carnot Engine
- Carnot cycle
i) Isothermal expansion
ii) Adiabatic expansion
iii) Isothermal compression
iv) Adiabatic compression
9: Behaviour of Perfect Gases and Kinetic Theory of Gases
CBSE Class 11 Physics Syllabus
12 Kinetic Theory
- Molecular Nature of Matter
- mean free path
- Gases and Its Characteristics
- Gases
- Behaviour and characteristic properties of gases
- Composition of gases
- Gases have neither a fixed volume nor a fixed shape
- Gases exert pressure in all directions
- Gases are highly compressible
- Gases are highly expansible
- Gases have low density
- Gases have a natural tendency to mix with one another (diffusion)
- Gases can be liquefied
- Equation of State of a Perfect Gas
- Ideal gas equation (Equation of state)
- Other forms of equation of state
- Van der Waal's gas equation
- Universal gas constant
- Gas laws
- Boyle's law
- Charles' law
- Gay Lussac's law
- Avogadro's law and number
- Work Done in Compressing a Gas
- Interpretation of Temperature in Kinetic Theory
- Kinetic energy of gas
- Different forms of K.E. of gas
- Relation between K.E. and temperature of the gas
- Law of Equipartition of Energy
- Law of equipartition of energy
- Energy of a system of the degree of freedom (f)
- Specific Heat Capacities - Gases
- Applications of the law of equipartition of energy for specific heat capacity
- Monatomic Gases
- Diatomic Gases
- Triatomic Gases
- Specific Heat Capacity of Solids
- Specific Heat Capacity of Water
- Mean Free Path
- Free path
- Mean free path
- Kinetic Theory of Gases - Concept of Pressure
- Pressure exerted by the gas on the wall of a container
- Molecular density of gas
- Dalton's Law of partial pressures
- Assumptions of Kinetic Theory of Gases
- Assumptions of kinetic theory of gases
- Based on Nature of gas molecules
- Based on motion of gas molecules
- RMS Speed of Gas Molecules
- Speed of gaseous molecules
- Mean speed
- Mean square speed
- Root mean square speed
- Maxwell distribution function
- Degrees of Freedom
- Degrees of freedom
- Degrees of freedom of mono, di, and triatomic gases
1) Monoatomic gas
2) Diatomic gas
3) Triatomic gas
4) Polyatomic gas - Degrees of freedom for different gases at room temperature
- Avogadro's Number
10: Oscillations and Waves
CBSE Class 11 Physics Syllabus
13 Oscillations
- Periodic and Oscillatory Motion
- Periodic Motion
- Oscillatory motion
- Some important terms in periodic motion
- Displacement as a function of time
- Periodic functions
- Fourier theorem
- Period and frequency
- Displacement
- Time Period
- Simple Harmonic Motion (S.H.M.)
- Simple Harmonic Motion (S.H.M.)
- Equation of S.H.M
1) Equation of displacement - Phase: Initial phase or epoch or phase constant, Phase angle
- S.H.M. as a projection of UCM
2) Equation of velocity
3) Equation of acceleration
4) Equation of time period
5) Equation of frequency
- Simple Harmonic Motion and Uniform Circular Motion
- reference particle, reference circle
- Velocity and Acceleration in Simple Harmonic Motion
- Force Law for Simple Harmonic Motion
- Oscillations of a spring
- Spring pendulum
- Oscillations of combinations of spring
- Energy in Simple Harmonic Motion
- Energy in S.H.M. Kinetic and Potential Energies
- Energy of S.H.M
- Graphical representation of energy (E) versus displacement for a particle performing S.H.M. from mean position
- Graphical representation of energy (E) versus period of S.H.M. (T) for a particle performing S.H.M. from mean position
- Some Systems Executing Simple Harmonic Motion
- Simple pendulum
- Effect of the density of medium on time period of simple pendulum
- Oscillations due to a Spring - Restoring Force and Force Constant
- Effect of viscosity of medium
- Effect of temperature
- Some special cases of simple pendulum: Second's pendulum
- Various types of S.H.M:
1) S.H.M of a liquid in U- shaped tube
2) S.H.M of a floating cylinder
3) S.H.M of a small ball rolling down in hemispherical bowl
- Damped Simple Harmonic Motion
- damping constant
- Forced Oscillations and Resonance
- Free, Forced and Damped Oscillations
- resonance
- Small Damping, Driving Frequency far from Natural Frequency
- Driving Frequency Close to Natural Frequency
- Displacement as a Function of Time
- Periodic Functions
- Oscillations - Frequency
- Simple Pendulum
14 Waves
- Reflection of Transverse and Longitudinal Waves
- transverse wave
- capillary waves and gravity waves
- Displacement Relation for a Progressive Wave
- Simple harmonic progressive wave
- Characteristics of Simple Harmonic (SH) Progressive wave
- Relation between phase difference, path difference and time difference
- Amplitude and Phase
- Wavelength and Angular Wave Number
- Period, Angular Frequency and Frequency
- The Speed of a Travelling Wave
- Speed of a Transverse Wave on Stretched String
- Speed of a Longitudinal Wave Speed of Sound
- Principle of Superposition of Waves
- Reflection of Waves
- Introduction of Reflection of Waves
- Reflection of waves
- Reflection of a transverse waves from
- Reflection of a longitudinal wave from
- Echo
- Standing Waves and Normal Modes
- Stationary Waves (Standing waves)
- Stationary waves are of two types: Longitudinal and Transverse stationary waves
- Nodes
- Antinodes
- Characteristics of stationary waves
- Difference between progressive waves and stationary waves
- Terms related to the application of stationary waves: Note, Tone, Fundamental note and fundamental frequency, Harmonics, Overtones, Octave, Unison, Resonance.
- Standing Waves in Strings
- Harmonics and overtone
- Laws of vibrating string
1) Law of length
2) Law of mass
3) Law of density
4) Law of tension - Organ Pipes: Closed and Open Organ Pipe
- End correction
- Energy in a standing wave
- Fundamental Mode and Harmonics
- fundamental mode or the first harmonic, second harmonic
- Introduction of Reflection of Waves
- Beats
- Analytical method to determine beat frequency
- Applications of beats
- Doppler Effect
- Origin of Doppler Effect
- Unsafe Listening Habits
- Wave Motion
- Wave motion
- Characteristics of wave motion
- Mechanical waves
- Types of Mechanical waves
1) Transverse waves
2) Longitudinal waves - Difference between transverse waves and longitudinal waves
- Speed of Wave Motion
- Terms involved in wave motion
- Velocity of transverse wave on string
- Velocity of longitudinal wave (Sound wave)
- Factors affecting velocity of sound in gaseous medium
1) Effect of pressure at constant temperature
2) Effect of temperature
3) Effect of density
4) Effect of humidity
