## Description

**Course Description**

This pack contains online course of CBSE Class 11 Physics and CBSE Class 12 Physics which is useful in preparation of JEE exam. Complete syllabus is explained in short videos of maximum 5 minutes each. You can start your study now and excel your exams.

**Course Content**

**Subjects Covered –** Physics

**Number of Chapters –** 30

**Number of Videos –** 522

**Key Features**

1. Concept understanding as brain processes and conceptualize visuals faster

2. Covers maximum of your syllabus for given subjects

3. Simple language and Indian accent making it easy to understand and learn

4. Understand quickly, Remember more and Revise faster

5. Best for crash course, revisions and self-study

**Validity**

This course is valid for 12 months

### CBSE 11 Physics

#### 01 Physical World

- 1.01 What is Physics?
- 1.02 Scientific Method
- 1.03 Scope of Physics
- 1.04 Excitement of Physics
- 1.05 What lies behind the phenomenal progress of Physics
- 1.06 Physics, Technology and Society
- 1.07 Fundamental Forces in Nature - I
- 1.08 Fundamental Forces in Nature - II
- 1.09 Towards Unification of Forces
- 1.10 Nature of Physical Laws

#### 02 Units and Measurement

- 2.01 Units and Measurement
- 2.02 The International System of Units
- 2.03 Measurement of Length
- 2.04 Measurement of Large Distances: Parallax Method
- 2.05 Measurement of Large Distances: Size of Molecules
- 2.06 Measurement of Mass
- 2.07 Measurement of Time
- 2.08 Accuracy and Precision of Instruments
- 2.09 Errors in Measurement
- 2.10 Absolute Error, Relative Error and Percentage Error: Concept
- 2.11 Absolute Error, Relative Error and Percentage Error: Numerical
- 2.12 Combination of Errors: Error of a sum or difference
- 2.13 Combination of Errors: Error of a product or quotient
- 2.14 Significant Figures - I
- 2.15 Rules for Arithmetic Operations with Significant Figures
- 2.16 Rounding off the Uncertain Digits
- 2.17 Rules for Determining the Uncertainty in the result of Arithmetic Calculations
- 2.18 Dimensions of Physical Quantities
- 2.19 Dimensional Analysis
- 2.20 Applications of Dimensional Analysis

#### 03 Motion in a Straight Line

- 3.01 Motion in a Straight Line
- 3.02 Position
- 3.03 Path Length and Displacement
- 3.04 Position Time Graph
- 3.05 Average Velocity and Average Speed
- 3.06 Numerical's on Average Velocity and Average Speed
- 3.07 Instantaneous Velocity and Speed
- 3.08 Acceleration
- 3.09 Equation of Motion for constant acceleration: v=v0+at
- 3.10 Numericals based on v=v0+at
- 3.11 Equation of Motion for constant acceleration: x = v0t + ½ at2
- 3.12 Numericals based on x =v0t + ½ at2
- 3.13 Equation of motion for constant acceleration:v2= v02+2ax
- 3.14 Numericals based on Third Kinematic equation of motion v2= v02+2ax
- 3.15 Derivation of Equation of motion with the method of calculus
- 3.16 Applications of Kinematic Equations for uniformly accelerated motion
- 3.17 Relative Velocity
- 3.18 Numericals on Relative Velocity

#### 04 Motion in a Plane

- 4.01 Scalars and Vectors - I
- 4.02 Scalars and Vectors - II
- 4.03 Multiplication of Vectors by Real Numbers
- 4.04 Addition and Subtraction of Vectors - Graphical Method
- 4.05 Resolution of Vectors -I
- 4.06 Resolution of Vectors - II
- 4.07 Examples on Resolution of Vectors
- 4.08 Vector Addition - Analytical Method
- 4.09 Numericals on Analytical Method of Vector Addition
- 4.10 Addition of vectors in terms of magnitude and angle θ
- 4.11 Numericals on Addition of vectors in terms of magnitude and angle θ
- 4.12 Motion in a Plane - Position Vector and Displacement
- 4.13 Motion in a Plane - Velocity
- 4.14 Motion in a Plane - Acceleration
- 4.15 Motion in a Plane with Constant Acceleration
- 4.16 Motion in a Plane with Constant Acceleration: Numericals
- 4.17 Relative Velocity in Two Dimensions
- 4.18 Projectile Motion: Horizontal Motion, Vertical Motion, and Velocity
- 4.19 Projectile Motion: Equation of Path of a Projectile
- 4.20 Projectile Motion: tm , Tf and their Relation
- 4.21 Projectile Motion: Maximum Height and Horizontal Range
- 4.22 Projectile Motion: Numericals
- 4.23 Uniform Circular Motion - I
- 4.24 Uniform Circular Motion - II

#### 05 Laws of Motion

- 5.01 Laws of Motion: Aristotle’s Fallacy
- 5.02 The Law of Inertia
- 5.03 Newton’s First Law of Motion
- 5.04 Newton’s Second Law of Motion - I
- 5.05 Newton’s Second Law of Motion - II
- 5.06 Newton’s Second Law of Motion: Numericals
- 5.07 Newton’s Third Law of Motion
- 5.08 Numericals on Newton’s Third Law of Motion
- 5.09 Law of Conservation of Momentum
- 5.10 Equilibrium of a Particle
- 5.11 Equilibrium of a Particle: Numericals
- 5.12 Common Forces in Mechanics
- 5.13 Friction: Static Friction
- 5.14 Friction: Kinetic Friction
- 5.15 Friction: Rolling Friction
- 5.16 Circular Motion: Motion of Car on Level Road
- 5.17 Circular Motion: Motion of a Car on Level Road - Numericals
- 5.18 Circular Motion: Motion of a Car on Banked Road
- 5.19 Circular Motion: Motion of a Car on Banked Road - Numerical
- 5.20 Solving Problems in Mechanics

#### 06 Work Energy and Power

- 6.01 The Scalar Product - Introduction
- 6.02 The Scalar Product - Properties
- 6.03 The Scalar Product - Numericals
- 6.04 The Work-Energy Theorem
- 6.05 Work
- 6.06 Work: Numericals
- 6.07 Kinetic Energy
- 6.08 Work Done by Variable Force
- 6.09 Work Energy Theorem For a Variable Force
- 6.10 The Concept of Potential Energy - I
- 6.11-The Concept of Potential Energy
- 6.12 Conservative and Non-Conservative Forces
- 6.13 Conservation of Mechanical Energy
- 6.14 Conservation of Mechanical Energy: Example
- 6.15 The Spring Force
- 6.16 Potential Energy of Spring
- 6.17 Potential Energy of Spring: Numericals
- 6.18 Various Forms of Energy: Law of Conservation of Energy
- 6.19 Power
- 6.20 Collisions: Elastic and Inelastic Collisions
- 6.21 Collision in One Dimension: Completely Inelastic Collision
- 6.22 Collision in One Dimension: Elastic Collision - I
- 6.23 Collision in Two Dimensions

#### 07 System of Particles and Rotational Motion

- 7.01 Motion of a Rigid Body
- 7.02 Centre of Mass
- 7.03 Centre of Mass: Examples
- 7.04 Motion of Centre of Mass
- 7.05 Linear Momentum of a System of Particles
- 7.06 Cross Product or Vector Product of Two Vectors
- 7.07 Angular Velocity and Angular Acceleration - I
- 7.08 Angular Velocity and Angular Acceleration - II
- 7.09 Angular Velocity: Numericals
- 7.10 Moment of Force (Torque)
- 7.11 Angular Momentum of a Particle
- 7.12 Relationship between moment of a force ‘𝜏’ and angular momentum ‘l’
- 7.13 Moment of Force and Angular Momentum: Numericals
- 7.14 Equilibrium of a Rigid Body
- 7.15 Equilibrium of a Rigid Body - Numericals
- 7.16 Principle of moments
- 7.17 Centre of Gravity
- 7.18 Moment of Inertia
- 7.19 Moment of Inertia for some regular shaped bodies
- 7.20 Radius of Gyration
- 7.21 Theorems of Perpendicular Axes and Parallel Axes
- 7.22 Kinematics of the Rotational Motion
- 7.23 Rotational Dynamics about a Fixed axis - I
- 7.24 Rotational Dynamics about a Fixed axis - II
- 7.25 Rotational Dynamics about a Fixed axis - III
- 7.26 Rotational Dynamics About a Fixed Axis: Numericals
- 7.27 Angular Momentum of a body rotating about a fixed axis
- 7.28 Rolling Motion
- 7.29 Kinetic Energy of Rolling Motion

#### 08 Gravitation

- 8.01 Historical Introduction of Gravitation
- 8.02 Kepler's Laws
- 8.03 Universal Law of Gravitation
- 8.04 The Gravitational Constant
- 8.05 Numericals on Universal Law of Gravitation
- 8.06 Acceleration due to Gravity on the surface of Earth
- 8.07 Acceleration due to gravity above the Earth's surface
- 8.08 Acceleration due to gravity below the Earth's surface
- 8.09 Acceleration due to gravity: Numericals
- 8.10 Gravitational Potential Energy
- 8.11 Escape Velocity
- 8.12 Earth Satellites
- 8.13 Energy of An Orbiting Satellite
- 8.14 Geostationary and Polar Satellites
- 8.15 Weightlessness

#### 09 Mechanical Properties of Solids

- 9.01 Mechanical Properties of Solids: An Introduction
- 9.02 Elastic Behaviour of Solids
- 9.03 Stress and Strain
- 9.04 Stress and Strain: Numericals
- 9.05 Hooke’s Law and Young’s Modulus
- 9.06 Stress-Strain Curve
- 9.07 Elastic Moduli: Young’s Modulus
- 9.08 Determination of Young's Modulus of Material
- 9.09 Elastic Moduli: Shear Modulus
- 9.10 Elastic Moduli: Bulk Modulus
- 9.11 Applications of Elastic Behaviour of Materials

#### 10 Mechanical Properties of Fluids

- 10.01 Fluids
- 10.02 Pressure in a Fluid
- 10.03 Pascal’s Law
- 10.04 Variation of Pressure with Depth
- 10.05 Atmospheric Pressure and Gauge Pressure
- 10.06 Fluid Pressure: Numericals
- 10.07 Hydraulic Machines
- 10.08 Hydraulic Machines: Numericals
- 10.09 Streamline Flow and Turbulent Flow
- 10.10 Equation of Continuity
- 10.11 Bernoulli’s Principle
- 10.12 Speed of Efflux: Torricelli’s Law
- 10.13 Venturi-meter
- 10.14 Blood Flow and Heart Attack
- 10.15 Dynamic Lift
- 10.16 Viscosity
- 10.17 Stokes’ Law
- 10.18 Viscosity and Stokes’ Law: Numericals
- 10.19 Reynolds Number
- 10.20 Surface Tension: Concept Explanation
- 10.21 Surface Energy and Surface Tension
- 10.22 Surface Tension: Angle of Contact
- 10.23 Excess Pressure in Soap Bubble
- 10.24 Capillary Rise
- 10.25 Detergents and Surface Tension
- 10.26 Surface Tension: Numericals

#### 11 Thermal Properties of Matter

- 11.01 Temperature and Heat
- 11.02 Measurement of Temperature
- 11.03 Ideal-Gas Equation and Absolute Temperature
- 11.04 Thermal Expansion - I
- 11.05 Thermal Expansion - II
- 11.06 Ideal Gas Equation: Numericals
- 11.07 Specific Heat Capacity
- 11.08 Specific Heat Capacity: Numericals
- 11.09 Calorimetry
- 11.10 Change of State: Solid to Liquid
- 11.11 Change of State: Liquid to Gas
- 11.12 Triple Point
- 11.13 Latent Heat
- 11.14 Change of State: Numericals
- 11.15 Heat Transfer: Conduction
- 11.16 Heat Transfer: Convection
- 11.17 Heat Transfer: Radiation
- 11.18 Heat Transfer: Numericals
- 11.19 Newton’s Law of Cooling - I
- 11.20 Newton’s Law of Cooling - II
- 11.21 Newton’s Law of Cooling: Numericals

#### 12 Thermodynamics

- 12.01 Thermodynamics: Introduction
- 12.02 Thermal Equilibrium
- 12.03 Zeroth Law of Thermodynamics
- 12.04 Heat, Internal Energy and Work
- 12.05 First Law of Thermodynamics
- 12.06 Specific Heat Capacity
- 12.07 Specific Heat Capacity of Water
- 12.08 Thermodynamic State Variables and Equation of State
- 12.09 Thermodynamic Processes: Quasi-Static Process
- 12.10 Thermodynamic Processes: Isothermal Process
- 12.11 Thermodynamic Processes: Adiabatic Process - I
- 12.12 Thermodynamic Processes: Adiabatic Process - II
- 12.13 Thermodynamic Processes: Isochoric, Isobaric and Cyclic Processes
- 12.14 Heat Engines
- 12.15 Refrigerators and Heat Pumps
- 12.16 Second Law of Thermodynamics
- 12.17 Reversible and Irreversible Process
- 12.18 Carnot Engine: Concept of Carnot Cycle
- 12.19 Carnot Engine: Work done and Efficiency
- 12.20 Carnot Engine: Carnot Theorem

#### 13 Kinetic Theory

- 13.01 Kinetic Theory of Gases: Introduction
- 13.02 Assumptions of Kinetic Theory of Gases
- 13.03 Behaviour of Gases - I
- 13.04 Behaviour of Gases- II
- 13.05 Behaviour of Gases- III
- 13.06 Behaviour of Gases: Examples
- 13.07 Kinetic Theory of an Ideal Gas: Pressure of an Ideal Gas
- 13.08 Kinetic Interpretation of Temperature
- 13.09 Mean Velocity, Mean square velocity and R.M.S. Velocity
- 13.10 Kinetic Interpretation of Temperature: Numericals
- 13.11 Degrees of Freedom
- 13.12 Law of Equipartition of Energy
- 13.13 Specific Heat Capacity of Monatomic gas
- 13.14 Specific Heat Capacity of Diatomic gas
- 13.15 Specific Heat Capacity of Polyatomic gas
- 13.16 Specific heat capacities of Solids and Liquids
- 13.17 Mean Free Path

#### 14 Oscillations

- 14.01 Introduction to Oscillatory Motion
- 14.02 Periodic and Oscillatory Motion
- 14.03 Period and Frequency of Oscillation
- 14.04 Displacement in Oscillatory Motion
- 14.05 Simple Harmonic Motion
- 14.06 Terms Related to Simple Harmonic Motion
- 14.07 Simple Harmonic Motion and Uniform Circular Motion
- 14.08 Velocity and Acceleration in Simple Harmonic Motion
- 14.09 Force Law for Simple Harmonic Motion
- 14.10 Energy in Simple Harmonic Motion - I
- 14.11 Energy in Simple Harmonic Motion - II
- 14.12 Oscillation due to Spring
- 14.13 The Simple Pendulum
- 14.14 Angular acceleration, Angular frequency and Time period of Simple Pendulum
- 14.15 Damped Simple Harmonic Motion
- 14.16 Forced Oscillations and Resonance - I
- 14.17 Forced Oscillations and Resonance - II
- 14.18 Simple Harmonic Motion: Numericals

#### 15 Waves

- 15.01 What are Waves?
- 15.02 Importance of Waves
- 15.03 Types of Waves
- 15.04 Characteristics of Wave Motion
- 15.05 Transverse Waves
- 15.06 Longitudinal Waves
- 15.07 Displacement Equation of Progressive Wave
- 15.08 Important terms in wave motion -I
- 15.09 Important terms in wave motion -II
- 15.10 Equation of a progressive wave: Numerical
- 15.11 The Speed of the Travelling Wave
- 15.12 The Speed of a Transverse Wave
- 15.13 The Speed of a Longitudinal Wave
- 15.14 Comparison of speed of waves in Solid, Liquid and Gases
- 15.15 The Principle of Superposition of Waves
- 15.16 Interference
- 15.17 Reflection of Waves
- 15.18 Standing Waves or Stationary Waves
- 15.19 Normal Modes of Standing Waves - I
- 15.20 Normal Modes of Standing Waves - II
- 15.21 Beats
- 15.22 Doppler Effect - I
- 15.23 Doppler Effect - II
- 15.24 Doppler Effect - III

### CBSE 12 Physics

** Lessons **

#### 01 Electric Charges and Fields

- 01.01 Electric Charge
- 01.02 Conductors, Semiconductors and Insulators
- 01.03 Basic Properties of Electric Charge
- 01.04 Electrostatic Induction
- 01.05 Coulomb’s Law
- 01.06 Force Between Multiple Charges
- 01.07 Electric Field
- 01.08 Electric field due to a system of charges
- 01.09 Electric Field Lines and Physical Significance of Electric Field
- 01.10 Electric Flux
- 01.11 Electric Dipole, Electric Field of Dipole
- 01.12 Dipole in Uniform External Field
- 01.13 Continuous charge distribution: Surface, linear and volume charge densities and their electric fields
- 01.14 Gauss Law
- 01.15 Field due to an infinitely long straight uniformly charged wire
- 01.16 Field Due to Uniformly Charged infinite Plane Sheet
- 01.17 Electric Field Due to Uniformly Charged Thin Spherical Shell

#### 02 Electrostatic Potential and Capacitance

- 2.01 Electrostatic Potential Energy
- 2.02 Electrostatic Potential
- 2.03 Potential due to Point Charge
- 2.04 Potential due to an Electric Dipole
- 2.05 Potential due to System of Charges
- 2.06 Equipotential Surfaces
- 2.07 Relation between Electric field and Electric potential
- 2.08 Expression for Electric Potential Energy of System of Charges
- 2.09 Potential Energy in External Field
- 2.10 Potential energy of a dipole in an external field
- 2.11 Electrostatics of Conductors
- 2.12 Dielectrics and Polarization
- 2.13 Capacitors and Capacitance
- 2.14 The Parallel Plate Capacitor
- 2.15 Effect of Dielectric on Capacitance
- 2.16 Series and Parallel Combination of Capacitors
- 2.17 Energy Stored in Capacitor
- 2.18 Van de Graaff Generator

#### 03 Current Electricity

- 3.01 Electric Current
- 3.02 Ohm’s Law
- 3.03 Drift of Electrons and Mobility
- 3.04 Limitation of Ohm’s law, Resistivity
- 3.05 Temperature dependence of Resistivity
- 3.06 Ohmic Losses, Electrical Energy and Power
- 3.07 Combination of Resistors
- 3.08 Cell, EMF and Internal Resistance
- 3.09 Cells in series and in parallel
- 3.10 Kirchhoff’s Law
- 3.11 Wheatstone Bridge
- 3.12 Meter Bridge
- 3.13 Potentiometer

#### 04 Moving Charges and Magnetism

- 4.01 Concept of Magnetic Field
- 4.02 Magnetic Force on Current Carrying Conductor
- 4.03 Motion of a Charge in Magnetic Field
- 4.04 Velocity Selector
- 4.05 Cyclotron
- 4.06 Biot Savart's Law
- 4.07 Magnetic Field on the Axis of Circular Current Carrying Loop
- 4.08 Ampere’s Circuital Law
- 4.09 Proof and Applications of Ampere’s Circuital Law
- 4.10 The Solenoid
- 4.11 Toroid
- 4.12 Force Between Two Parallel Current Carrying Conductor
- 4.13 Torque on a rectangular current loop with its plane aligned with Magnetic Field
- 4.14 Torque on a rectangular current loop with its plane at some angle with Magnetic Field
- 4.15 Circular Current Loop as Magnetic Dipole
- 4.16 The Magnetic Dipole Moment of a Revolving Electron
- 4.17 The Moving Coil Galvanometer
- 4.18 Conversion of Galvanometer to Ammeter and Voltmeter

#### 05 Magnetism and Matter

- 5.01 Magnetic Phenomenon and Bar Magnets
- 5.02 Bar Magnet and Magnetic Field Lines
- 5.03 Bar magnet as an equivalent solenoid
- 5.04 Magnetic dipole in a uniform magnetic field
- 5.05 Gauss’s Law in Magnetism
- 5.06 The Earth’s Magnetism
- 5.07 Magnetic Declination and Inclination
- 5.08 Magnetization and Magnetic Intensity
- 5.09 Magnetic Susceptibility and Magnetic Permeability
- 5.10 Magnetic Properties of Materials - Diamagnetism
- 5.11 Magnetic Properties of Materials - Paramagnetism
- 5.12 Ferromagnetism
- 5.13 Hysteresis
- 5.14 Permanent Magnets and Electromagnets

#### 06 Electromagnetic Induction

- 6.01 Experiments of Faraday and Henry
- 6.02 Magnetic Flux And Faraday's Law of Electromagnetic induction
- 6.03 Lenz Law and Conservation of Energy
- 6.04 Motional Electromotive Force
- 6.05 Motional EMF and Energy Consideration
- 6.06 Eddy Currents
- 6.07 Applications of Eddy Currents
- 6.08 Mutual Inductance
- 6.09 Self-Inductance
- 6.10 Energy Stored in an Inductor
- 6.11 AC Generator

#### 07 Alternating Current

- 7.01 AC Current - Introduction
- 7.02 AC Voltage Applied to a Resistor
- 7.03 Power in Resistive Circuit
- 7.04 Representation of AC current and Voltages: Phasor Diagram
- 7.05 AC Voltage applied to an Inductor
- 7.06 Power in Inductive Circuit
- 7.07 AC Voltage applied to a Capacitor
- 7.08 Power in Capacitive Circuit
- 7.09 AC Voltage applied to Series LCR Circuit: Phasor Diagram Solution
- 7.10 AC Voltage applied to Series LCR Circuit: Analytical Solution
- 7.11 Resonance in AC Circuit
- 7.12 Sharpness of Resonance and Q Factor
- 7.13 Power in AC Circuit: The Power Factor
- 7.14 LC Oscillator - Derivation of Current
- 7.15 LC Oscillator - Explanation of Phenomena
- 7.16 Analogous Study of Mechanical Oscillations with LC Oscillations
- 7.17 Construction and Working Principle of Transformers
- 7.18 Step Up, Step Down Transformers, and Limitations of Practical Transformer

#### 08 Electromagnetic Waves

- 8.01 Introduction to Electromagnetic Waves
- 8.02 Displacement Current
- 8.03 Continuity of Current
- 8.04 Maxwell's Equations and Lorentz Force
- 8.05 Sources of Electromagnetic Waves
- 8.06 Nature of Electromagnetic Waves
- 8.07 Electromagnetic Spectrum: Radio Waves, Microwaves
- 8.08 Electromagnetic Spectrum: Infrared Waves and Visible Light
- 8.09 Electromagnetic Spectrum: Ultraviolet Rays, X-rays and ƴ-rays

#### 09 Ray Optics and Optical Instruments

- 9.01 Reflection of Light by Spherical Mirrors: Introduction, Laws and Sign Convention
- 9.02 Focal Length of Spherical Mirrors
- 9.03 The Mirror Equation
- 9.04 Refraction of Light
- 9.05 Total Internal Reflection
- 9.06 Applications of Total Internal Reflection: Mirage, sparkling of diamond and prism
- 9.07 Applications of Total Internal Reflection: Optical fibres
- 9.08 Refraction at Spherical Surface
- 9.09 Refraction by Lens: Lens-maker’s formula
- 9.10 Lens formula, Image Formation in Lens
- 9.11 Linear Magnification and Power of Lens
- 9.12 Combination of thin lenses in contact
- 9.13 Refraction through a Prism
- 9.14 Angle of Minimum Deviation and its Relation with Refractive Index
- 9.15 Dispersion by Prism
- 9.16 Some Natural Phenomena due to Sunlight : The Rainbow
- 9.17 Some Natural Phenomena due to Sunlight : Scattering of Light
- 9.18 Functioning of Lens in Human Being
- 9.19 Vision Problems and their remedies
- 9.20 Simple Microscope
- 9.21 Compound Microscope
- 9.22 Refracting Telescope
- 9.23 Reflecting Telescope

#### 10 Wave Optics

- 10.01 Wave Optics: Introduction and Historical Background
- 10.02 The Concept of Wavefront
- 10.03 Huygens Principle
- 10.04 Refraction of Plane Wave using Huygens Principle
- 10.05 Reflection of Plane Wave using Huygens Principle
- 10.06 The Doppler Effect
- 10.07 Red shift, Blue shift and Doppler Shift
- 10.08 Coherent and Incoherent Source
- 10.09 Coherent and Incoherent Addition of Waves: Constructive Interference
- 10.10 Coherent and Incoherent Addition of Waves: Destructive Interference
- 10.11 Conditions for Constructive and Destructive interference
- 10.12 Interference of Light waves and Young's Experiment
- 10.13 Young's Experiment, Positions of Maximum and Minimum Intensities and Fringe Width
- 10.14 Outcomings of Young's Experiment
- 10.15 Diffraction of Light
- 10.16 Diffraction of light due to Single Slit
- 10.17 Resolving Power of Optical Instruments
- 10.18 Concept of Polarisation
- 10.19 Polarisation by scattering and Reflection

#### 11 Dual Nature of Radiation and Matter

- 11.01 Dual Nature of Radiation and Matter: Historical Journey
- 11.02 Electron Emission
- 11.03 Photoelectric Effect: Concept and Experimental Discoveries
- 11.04 Experimental Study of Photoelectric Effect
- 11.05 Effect of Potential Difference on Photoelectric Current
- 11.06 Effect of Frequency of Incident Radiation on Stopping Potential
- 11.07 Photoelectric Effect and Wave Theory of Light
- 11.08 Einstein's Photoelectric Equation: Energy Quantum of Radiation
- 11.09 Particle Nature of Light: The Photon
- 11.10 Wave Nature of Matter - I
- 11.11 Wave Nature of Matter - II
- 11.12 Davisson and Germer Experiment

#### 12 Atoms

- 12.01 Thomson's Model of Atom
- 12.02 Alpha-Particle Scattering and Rutherford's Nuclear Model of Atom
- 12.03 ⍺-Particle Trajectory and Electron Orbits
- 12.04 Atomic Spectra
- 12.05 Drawbacks of Rutherford's Nuclear Model of Atom
- 12.06 Postulates of Bohr's Model of Hydrogen Atom
- 12.07 Bohr's Radius and Total Energy of an electron in Bohr's Model of Hydrogen Atom
- 12.08 Energy Levels
- 12.09 Rydberg Constant and the line Spectra of Hydrogen Atom
- 12.10 De Broglie's Explanation of Bohr's Second Postulate of Quantisation and Limitations of Bohr's Atomic Model

#### 13 Nuclei

- 13.01 Atomic Masses and Composition of Nucleus
- 13.02 Discovery of Neutrons
- 13.03 Size of Nucleus
- 13.04 Mass-Energy Equivalence and Concept of Binding Energy
- 13.05 Binding Energy per Nucleon
- 13.06 Nuclear Forces
- 13.07 Concept of Radioactivity and Law of Radioactive Decay
- 13.08 Half-life and Mean-life
- 13.09 Radioactive Decay : ⍺-decay, β-decay and -decay
- 13.10 Nuclear Fission
- 13.11 Chain Reaction
- 13.12 Nuclear Reactor
- 13.13 Nuclear Fusion
- 13.14 Stellar Energy

#### 14 Semiconductor Electronics: Materials, Devices and Simple Circuits

- 14.01 Semiconductors Electronics: Introduction
- 14.02 Band Theory of Solids
- 14.03 Intrinsic Semiconductor
- 14.04 Extrinsic Semiconductor
- 14.05 Energy Band structure of Extrinsic Semiconductors
- 14.06 p-n Junction
- 14.07 Semiconductor Diode in Forward Bias
- 14.08 Semiconductor Diode in Reverse Bias
- 14.09 Application of Junction Diode - Half Wave Rectifier
- 14.10 Application of Junction Diode - Full Wave Rectifier
- 14.11 Zener Diode
- 14.12 Optoelectronic Junction Devices: Photodiode and Solar Cell
- 14.13 Light Emitting Diode (LED)
- 14.14 Concept and Structure of Bipolar Junction Transistor
- 14.15 Operation of Transistor
- 14.16 Common Emitter Transistor Characteristics
- 14.17 Transistor As a Switch
- 14.18 Transistor as an Amplifier: Principle
- 14.19 Transistor as an Amplifier - Common Emitter Configuration
- 14.20 Transistor as an Oscillator
- 14.21 First Step Towards Digital Electronics
- 14.22 Logic Gates
- 14.23 Integrated Circuits

#### 15 Communication System

- 15.01 Communication System
- 15.02 Basic Terminology Used In Electronic Communication system
- 15.03 Bandwidth of Signal and Bandwidth of Transmission Medium
- 15.04 Propagation of Electromagnetic Waves
- 15.05 Need of Modulation
- 15.06 Types of Modulation and Concept of Amplitude Modulation
- 15.07 Production and Detection of Amplitude Modulated Wave

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