CISCE ISC Class 11 Physics (Theory) Syllabus - Free PDF Download
CISCE Syllabus 2025-26 ISC Class 11: The CISCE ISC Class 11 Physics (Theory) Syllabus for the examination year 2025-26 has been released by the Council for the Indian School Certificate Examinations, CISCE. 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 2025-26 CISCE ISC Class 11 Physics (Theory) Board Exam will entirely be based on the most recent syllabus. Therefore, students must thoroughly understand the new CISCE syllabus to prepare for their annual exam properly.
The detailed CISCE ISC Class 11 Physics (Theory) Syllabus for 2025-26 is below.
Academic year:
CISCE ISC Class 11 Physics (Theory) Revised Syllabus
CISCE ISC Class 11 Physics (Theory) and their Unit wise marks distribution
CISCE ISC Class 11 Physics (Theory) Course Structure 2025-26 With Marking Scheme
| # | Unit/Topic | Weightage |
|---|---|---|
| 100 | Physical World and Measurement | |
| 200 | Kinematics | |
| 300 | Laws of Motion | |
| 400 | Work, Power and Energy | |
| 500 | Motion of System of Particles and Rigid Body | |
| 600 | Gravitation | |
| 700 | Properties of Bulk Matter | |
| 800 | Heat and Thermodynamics | |
| 900 | Behaviour of Perfect Gases and Kinetic Theory of Gases | |
| 1000 | Oscillations and Waves | |
| Total | - |
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Syllabus
100 Physical World and Measurement
- Scope and Excitement of Physics
- 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
- Physics Related to Technology and Society
- Need for Measurement
- Physical quantities
- Some physical quantities
- Types of Physical quantities
(i) Fundamental quantities
(ii) Derived quantities - Measurement
- Units of Measurement
- International System of Units
- System of unit
1) CGS system
2) MKS system
3) FPS system
4) S.I. system - S.I. unit: Length, Mass, Time, Electric Current, Temperature, Amount of substance, Luminous Intensity
- System of unit
- Fundamental and Derived Units
- Fundamental units
- Definitions of some fundamental units in SI system
- Derived units
- Practical units
- Length, Mass and Time Measurements
- 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
- Significant Figures
- Order of magnitude
- Significant figures
- Addition and subtraction of significant figures
- Multiplication and division of significant figures
- Rules for limiting the result to the required number of significant figures
- Rules for arithmetic operations with significant figures
- Rounding-off in the measurement
- Dimensions of Physical Quantities
- 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
- Fundamental Forces in Nature
- Gravitational Force
- Electromagnetic Force
- Strong Nuclear Force
- Weak Nuclear Force
- Towards Unification of Forces
200 Kinematics
- Position, Path Length and Displacement
- Position - Frame of reference and Reference point
- Distance (Path length)
- Displacement
- Position - Time Graph
- Instantaneous Velocity and Speed
- Speed and Velocity
- Elementary Concept of Differentiation and Integration for Describing Motion
- Concept of differentiation for describing motion
- Concept of integration
- Uniform and Non-uniform Motion
- Average Velocity and Average Speed
- Uniformly Accelerated Motion
- Position-time, Velocity-time and Acceleration-time Graphs
- Relations for Uniformly Accelerated Motion (Graphical Treatment)
- Differentiation as Rate of Change
- Scalars and Vectors
- Scalars
- Vectors
- Position vector
- Displacement vector
- Resultant vector
- Multiplication of Vectors by a Real Number or Scalar
- Multiplication of a vector by a real number
- Multiplication of a vector by a scalar
- Addition and Subtraction of Vectors - Graphical Method
- Addition of vectors
- Vector addition by rectangular components
- Graphical and analytical method
- Triangle law of vector addition
- Parallelogram law of vector addition
- Polygon law of vector addition
- Subtraction of vectors
- Relative Velocity in Two Dimensions
- Resolution of Vectors
- Resolution of a Vector
- Unit Vector
- Rectangular Components
- Scalar (Dot) and Vector (Cross) Product of Vectors
- 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
- Uniform Circular Motion (UCM)
- Uniform and Non-Uniform Circular Motion
- Activity
- Uniform Circular Motion and Centripetal Force
- Experiment
- Variables in Circular Motion
- General Vectors and Their Notations
300 Laws of Motion
- 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
- Inertia
- Inertia
- Inertia of motion
- Inertia of rest
- Inertia of direction
- Law of Inertia
- Newton’s Laws of Motion
- Newton's First Law of Motion
- Newton's First Law of Motion
- Momentum
- Balanced and Unbalanced Force
- Experiment
- Newton's Third Law of Motion
- Newton’s Third Law of Motion
- Newton's Third Law: Action and Reaction Forces
- Newton's First Law of Motion
- Newton’s Second Law of Motion
- Momentum
- Newton's second law of motion
- Apparent weight of a body in a lift
- Law of Conservation of Linear Momentum and Its Applications
- Equilibrium of a Particle
- Equilibrium of Concurrent Forces
- Static and Kinetic Friction
- Laws of Friction
- Common Forces in Mechanics
- Friction
- Lubrication - (Laws of Motion)
- Dynamics of Uniform Circular Motion - Centripetal Force
- Examples of Circular Motion (Vehicle on a Level Circular Road, Vehicle on a Banked Road)
400 Work, Power and Energy
- Work Done by a Constant Force and a Variable Force
- Work done by a constant force
- Work done by a variable force
1) Mathematical treatment
2) Graphical method
- Energy
- Kinetic Energy (K)
- Introduction to Kinetic Energy
- Expression for Kinetic Energy
- Potential Energy (U)
- Introduction to Potential Energy
- Expression for Potential Energy
- Kinetic Energy (K)
- Notions of Work and Kinetic Energy: the Work-energy Theorem
- Work-Energy Theorem
- Power
- Introduction of Power
- Commercial Units of Energy
- Potential Energy of a Spring
- Conservation of Mechanical Energy
- Conservation of mechanical energy
- Principle of conservation of Energy
- Conservative forces
- Non-conservative forces
- Non - Conservative Forces - Motion in a Vertical Circle
- Collisions
- Collisions
- Features of collision
- Types of collisions
1) Elastic collision
2) Inelastic collision - Coefficient of restitution
- Collisions in One Dimension - Elastic collision in one dimension, Inelastic collision in one dimension
- Collisions in Two Dimensions - Elastic collision in two dimensions, Inelastic collision in two dimensions
500 Motion of System of Particles and Rigid Body
- Centre of Mass
- Momentum Conservation and Centre of Mass Motion
- Centre of Mass of a Rigid Body
- Centre of Mass of a Uniform Rod
- 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
- Rigid Body Rotation
- Equations of Rotational Motion
- Comparison of Linear and Rotational Motions
- Moment of Inertia
- Moment of inertia
- Radius of gyration
- Physical significance of radius of gyration
- Values of Moments of Inertia for Simple Geometrical Objects (No Derivation)
- 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
600 Gravitation
- Kepler’s Laws
- Kepler’s Laws of Planetary Motion
- Kepler’s First Law: The Law of Ellipses
- Kepler’s Second Law: The Law of Equal Areas
- Kepler’s Third Law: The Law of Harmonies
- Kepler’s Laws and Newton’s Explanation
- Newton’s Universal Law of Gravitation
- Newton’s Law of Gravitation
- Gravitational Constant (G)
- Effects of Newton’s Law of Gravitation
- Centre of Mass and Gravity
- Acceleration Due to Gravity and Its Variation with Altitude and Depth
- Gravitational Potential Energy
- Introduction
- Escape Velocity
- Escape Velocity
- Orbital Velocity of a Satellite
- Geostationary and Polar Satellites
- Geostationary Satellites
- Polar Satellites
- Relation Between g and G
- Gravitational Field
700 Properties of Bulk Matter
- Elastic Behaviour of Solid
- Deforming force
- Elasticity
- Factors affecting elasticity
1) Hammering and rolling
2) Annealing
3) Impurity
4) Temperature - Elastic limit
- Elastic fatigue
1) Elastic fatigue
2) Due to elastic fatigue
3) Elastic after-effect
- Stress and Strain
- Stress
- Types of stress
1) Longitudinal stress: Tensile stress and Compressive stress
2) Hydraulic or volume stress
3) Shear or tangential stress
4) Breaking stress - Strain
- Types of strain
1) Longitudinal (tensile or linear) strain
2) Volume strain
3) Shear strain
- Hooke’s Law
- Elastic Moduli
- Shear Modulus or Modulus of Rigidity
- Elastic Energy
- Elastic energy
- Work done in stretching a wire
- Thrust and Pressure
- Introduction
- Unit of pressure
- Experiment
- Pascal’s Law
- Effect of Gravity on Fluid Pressure
- Viscous Force or Viscosity
- Viscosity
- Newton's law of viscosity
- Coefficient of viscosity
- Applications of coefficient of viscosity
- Terminal Velocity
- Streamline and Turbulent Flow
- Streamline flow
- Laminar flow
- Turbulent flow
- Critical Velocity
- 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
- 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
- Excess of Pressure Across a Curved Surface
- General Characteristics of Fluid Flow
800 Heat and Thermodynamics
- Heat and Temperature
- Introduction
- Experiment
- Thermal Expansion
- Linear Expansion
- Areal Expansion
- Volume expansion
- Relation between Coefficients of Expansion
- Thermal Expansion of Solids
- Liquids and Gases
- Anomalous Expansion of Water
- Anomalous expansion of water
- Importance of Anomalous expansion of water
- Specific Heat Capacity
- Introduction
- Specific Heat Capacity of Different Substances
- Experiment
- Calorimetry
- Calorimetry
- Principle of calorimetry
- Temperature of mixture in different cases
- Change of State - Latent Heat Capacity
- Change of State - Latent Heat Capacity
- latent heat of fusion, latent heat of vaporisation (Lv)
- Heat Transfer
- Conduction
- Conduction
- Temperature gradient
- Thermal Conductivity: Coefficient of thermal conductivity
- Thermal resistance
- Series combination of conductors
- Parallel combination of conductors
- Applications of conductivity in everyday life
- Convection
- Convection: Convection currents
- Natural convection
- Forced convection
- Conduction
- 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
- Green House Effect
- Green House Effect
- Green House gases
900 Behaviour of Perfect Gases and Kinetic Theory of Gases
- 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
- Assumptions of Kinetic Theory of Gases
- Assumptions of kinetic theory of gases
- Based on Nature of gas molecules
- Based on motion of gas molecules
- 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
- 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
- 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
- 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
- Avogadro's Number
1000 Oscillations and Waves
- 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
- Oscillations - Frequency
- Displacement as a Function of Time
- Periodic Functions
- 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
- 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
- Forced Oscillations and Resonance
- Free, Forced and Damped Oscillations
- resonance
- Small Damping, Driving Frequency far from Natural Frequency
- Driving Frequency Close to Natural Frequency
- 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
- Reflection of Transverse and Longitudinal Waves
- transverse wave
- capillary waves and gravity 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
- 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
- Principle of Superposition of Waves
- Superposition principle
- Some important terms
1) Phase
2) Phase difference
3) Path difference - Resultant amplitude due to superposition
- Resultant intensity due to superposition
- 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
