Physics | Class 12

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    Chapter 15 Gravitation ( 13 videos)

      15.1: Newton's Law of Universal Gravitation
      Law of Gravitation
    1. Law of Gravitation
      8771 views
      2. Graphical Representation of Gravitational Force vs Distance or Mass
    2. Graphical Representation of Gravitational Force vs Distance or Mass
      3. Problem on Law of Gravitation and Newton Third Law of Motion
    3. Problem on Law of Gravitation and Newton Third Law of Motion
      2183 views
      15.2: Gravitational Field Strength
      Gravitational Field
    1. Gravitational Field
      5580 views
      2. Gravitational Field Lines
    2. Gravitational Field Lines
      3. Variation of g with Altitudes
    3. Variation of g with Altitudes
      6651 views
      4. Problem on Variation of
    4. Problem on Variation of "g" with Altitudes
      15.3: Satellites and Orbits
      Artificial Satellites
    1. Artificial Satellites
      5242 views
      2. Problem on Motion of Artificial Satellite
    2. Problem on Motion of Artificial Satellite
      15.4: Geostationary Satellites
      Geostationary Orbits
    1. Geostationary Orbits
      7560 views
      2. Calculation of Orbital Speed for Geostationary Satellites
    2. Calculation of Orbital Speed for Geostationary Satellites
      15.5: Gravitational Potential
      Absolute Gravitational Potential Energy
    1. Absolute Gravitational Potential Energy
      2. More on Absolute Gravitational Potential Energy
    2. More on Absolute Gravitational Potential Energy

    Chapter 16 Statistical Mechanics and Thermodynamics ( 21 videos)

      16.1: Pressure Exerted by Gas Molecules
      Interpretation of Pressure on Kinetic Theory of Gases
    1. Interpretation of Pressure on Kinetic Theory of Gases
      2. More on Interpretation of Pressure on Kinetic Theory of Gases
    2. More on Interpretation of Pressure on Kinetic Theory of Gases
      3. More on Interpretation of Pressure on Kinetic Theory of Gases
    3. More on Interpretation of Pressure on Kinetic Theory of Gases
      4. Problem on Interpretation of Pressure
    4. Problem on Interpretation of Pressure
      5. Interpretation of Pressure on Kinetic Theory of Gases in terms of Density
    5. Interpretation of Pressure on Kinetic Theory of Gases in terms of Density
      6. Interpretation of Temperature in Kinetic Theory of Gases
    6. Interpretation of Temperature in Kinetic Theory of Gases
      7. Problem on Kinetic Interpretation of Temperature
    7. Problem on Kinetic Interpretation of Temperature
      16.2: Root Mean Square Speed of an Ideal Gas
      Root Mean Square Speed of an Ideal Gas
    1. Root Mean Square Speed of an Ideal Gas
      2. More on Root Mean Square Speed of an Ideal Gas
    2. More on Root Mean Square Speed of an Ideal Gas
      16.3: Modification of the Ideal Gas Model to Discuss Behaviour of Non-Ideal Gases
      Causes for Deviations from Ideality
    1. Causes for Deviations from Ideality
      7461 views
      2. Van der Waals Equation for Real Gases; Volume Correction
    2. Van der Waals Equation for Real Gases; Volume Correction
      27190 views
      3. Pressure Correction
    3. Pressure Correction
      14510 views
      4. Proving Correction of Volume and Pressure
    4. Proving Correction of Volume and Pressure
      5082 views
      16.4: Gravitational Effects on Ideal Gas Model
      Gravitational Effects on Ideal Gas Model
    1. Gravitational Effects on Ideal Gas Model
      16.5: Behaviour of Matter Under Extreme Physical Conditions
      Behaviour of Matter Under Extreme Physical Conditions: Degenerated Matter
    1. Behaviour of Matter Under Extreme Physical Conditions: Degenerated Matter
      2. Degenerated Matter and White Dwarf
    2. Degenerated Matter and White Dwarf
      3. Neutron Stars
    3. Neutron Stars
      4. Bose Einstein Condensation
    4. Bose Einstein Condensation
      5. Super Fluidity and its Applications
    5. Super Fluidity and its Applications
      6. Explaination of Superconductivity on the basis of Bose Einstein Condensation)
    6. Explaination of Superconductivity on the basis of Bose Einstein Condensation)
      7. Superconductivity
    7. Superconductivity

    Chapter 17 Simple Harmonic Motion ( 27 videos)

      17.1: Oscillations
      Simple Harmonic Motion
    1. Simple Harmonic Motion
      14510 views
      17.2: Simple Harmonic Motion
      Simple Harmonic Motion
    1. Simple Harmonic Motion
      14510 views
      2. Introduction to Simple Harmonic Motion
    2. Introduction to Simple Harmonic Motion
      30474 views
      3. Working of Simple Harmonic Motion
    3. Working of Simple Harmonic Motion
      9638 views
      4. Problem on Simple Harmonic Motion in Mass Attached to Spring
    4. Problem on Simple Harmonic Motion in Mass Attached to Spring
      5. Problem on Mass Attached to Spring in Simple Harmonic Motion
    5. Problem on Mass Attached to Spring in Simple Harmonic Motion
      17.3: Uniform Circular Motion
      Simple Harmonic Motion and Uniform Circular Motion
    1. Simple Harmonic Motion and Uniform Circular Motion
      2. Relationship Between Uniform Circular Motion and Simple Harmonic Motion
    2. Relationship Between Uniform Circular Motion and Simple Harmonic Motion
      3. Problem on Simple Harmonic Motion and Uniform Circular Motion
    3. Problem on Simple Harmonic Motion and Uniform Circular Motion
      4. Displacement and Velocity in SHM as a Projection of Uniform Circular Motion
    4. Displacement and Velocity in SHM as a Projection of Uniform Circular Motion
      5. More on Displacement and Velocity in SHM as a Projection of Uniform Circular Motion
    5. More on Displacement and Velocity in SHM as a Projection of Uniform Circular Motion
      6. Acceleration in SHM as a Projection of Uniform Circular Motion
    6. Acceleration in SHM as a Projection of Uniform Circular Motion
      17.4: Phase
      Phase Relationship Between Two Points on a Wave
    1. Phase Relationship Between Two Points on a Wave
      17.5: Graphical Representations of Displacement, Velocity and Acceleration for SHM
      Graphical Representations of Displacement, Velocity and Acceleration for SHM
    1. Graphical Representations of Displacement, Velocity and Acceleration for SHM
      17.6: Simple Pendulum
      Introduction to Simple Pendulum
    1. Introduction to Simple Pendulum
      13949 views
      2. SHM in Simple Pendulum using Angle Approximation
    2. SHM in Simple Pendulum using Angle Approximation
      3. Working of Simple Pendulum
    3. Working of Simple Pendulum
      8475 views
      4. Problem on Simple Pendulum
    4. Problem on Simple Pendulum
      2450 views
      17.7: Energy Conservation in SHM
      Kinetic Energy of Mass-Spring System in Simple Harmonic Motion
    1. Kinetic Energy of Mass-Spring System in Simple Harmonic Motion
      2. Spring Potential Energy of Mass-Spring System in Simple Harmonic Motion
    2. Spring Potential Energy of Mass-Spring System in Simple Harmonic Motion
      3. Total Energy and Conservation of Energy in Simple Harmonic Motion
    3. Total Energy and Conservation of Energy in Simple Harmonic Motion
      4. Problem on Energy conservation in Simple Harmonic Motion
    4. Problem on Energy conservation in Simple Harmonic Motion
      17.8: Free, Forced and Damped Oscillations
      Free and Forced Oscillations
    1. Free and Forced Oscillations
      2. Damped Oscillations
    2. Damped Oscillations
      15906 views
      17.9: Resonance
      Sharpness of Resonance
    1. Sharpness of Resonance
      2. Applications of Resonance
    2. Applications of Resonance
      3. Applications of Resonance and Standing Waves
    3. Applications of Resonance and Standing Waves

    Chapter 18 Diffraction and Interference ( 13 videos)

      18.1: Interfernece
      Introduction to Diffraction
    1. Introduction to Diffraction
      1692 views
      2. Interference of Sound Waves
    2. Interference of Sound Waves
      3. Interference of Light
    3. Interference of Light
      4. More on Interference of Light
    4. More on Interference of Light
      5. Problem on Interference of Waves
    5. Problem on Interference of Waves
      6. Young's Double slit Experiment
    6. Young's Double slit Experiment
      7. More on Young's Double slit Experiment
    7. More on Young's Double slit Experiment
      8. Young's Double slit Experiment: Distance Between Dark and Bright Fringes
    8. Young's Double slit Experiment: Distance Between Dark and Bright Fringes
      9. Interference of Microwaves
    9. Interference of Microwaves
      18.2: Diffraction Grating
      Diffraction Grating
    1. Diffraction Grating
      18.3: Electron double Slit Experiment and Interpretations of Quantum Mechanics
      Electron Double Slit Experiment
    1. Electron Double Slit Experiment
      2. Copenhagen Interpretations of Electron Double Slit Experiment
    2. Copenhagen Interpretations of Electron Double Slit Experiment
      3. Many Worlds Interpretation of Electron Double Slit Experiment
    3. Many Worlds Interpretation of Electron Double Slit Experiment

    Chapter 19 Electric Potential and Capacitor ( 26 videos)

      19.1: Electric Potential Energy and Electric Potential
      Electrostatic Potential
    1. Electrostatic Potential
      8099 views
      2. Problem1-Electrostatic Potential
    2. Problem1-Electrostatic Potential
      1673 views
      3. Problem2-Electrostatic Potential
    3. Problem2-Electrostatic Potential
      986 views
      4. Problem3-Electrostatic Potential
    4. Problem3-Electrostatic Potential
      883 views
      5. Problem-Electric Potential
    5. Problem-Electric Potential
      4796 views
      19.2: Electric Potential Due to a Point Charge
      Electric Potential at a Point due to a Point Charge
    1. Electric Potential at a Point due to a Point Charge
      2. More on Electric Potential at a Point due to a Point Charge
    2. More on Electric Potential at a Point due to a Point Charge
      3. Problem on Electric Potential at a Point due to a Point Charge
    3. Problem on Electric Potential at a Point due to a Point Charge
      19.3: Capacitors
      Capacitor and Capacitance
    1. Capacitor and Capacitance
      8029 views
      2. Capacitance of a Parallel Plate Capacitor
    2. Capacitance of a Parallel Plate Capacitor
      11987 views
      3. Problem-Capacitance of a Parallel Plate Capacitor
    3. Problem-Capacitance of a Parallel Plate Capacitor
      2762 views
      19.4: Combination of Capacitors
      Capacitors in Series Combination
    1. Capacitors in Series Combination
      6401 views
      2. Problem-Series Combination of Capacitors
    2. Problem-Series Combination of Capacitors
      590 views
      3. Capacitors in Parallel Combination
    3. Capacitors in Parallel Combination
      5818 views
      4. Problem-Parallel Combination of Capacitors
    4. Problem-Parallel Combination of Capacitors
      689 views
      19.5: Energy Stored in a Capacitor
      Energy Stored in a Capacitor
    1. Energy Stored in a Capacitor
      2. More on Energy Stored in a Capacitor
    2. More on Energy Stored in a Capacitor
      3. Problem1-Energy Stored in a Capacitor
    3. Problem1-Energy Stored in a Capacitor
      2393 views
      4. Problem2-Energy Stored in a Capacitor
    4. Problem2-Energy Stored in a Capacitor
      2025 views
      5. Types of Capacitors and their Uses
    5. Types of Capacitors and their Uses
      19.6: Charging and Discharging of a Capacitor
      Charging of a Capacitor
    1. Charging of a Capacitor
      2. More on Charging of a Capacitor
    2. More on Charging of a Capacitor
      3. Discharging of a Capacitor
    3. Discharging of a Capacitor
      4. More on Discharging of a Capacitor
    4. More on Discharging of a Capacitor
      5. Problem on Charging and Discharging a Capacitor
    5. Problem on Charging and Discharging a Capacitor
      19.7: Bioelectricty
      Bioelectricity
    1. Bioelectricity

    Chapter 20 Alternating Current ( 34 videos)

      20.1: Alternating Current and Voltage
      Direct Current
    1. Direct Current
      3583 views
      2. Alternating Current (AC) and its Terminologies
    2. Alternating Current (AC) and its Terminologies
      3. Alternating Current (AC) and its Terminologies
    3. Alternating Current (AC) and its Terminologies
      4. More on Alternating Current-2
    4. More on Alternating Current-2
      5. Peak to Peak, Average and Root Mean Square of Alternating Current and Voltage
    5. Peak to Peak, Average and Root Mean Square of Alternating Current and Voltage
      6. Problem-Alternating Current
    6. Problem-Alternating Current
      20.2: Rectification
      Semi-Conductor Diode as a Rectifier
    1. Semi-Conductor Diode as a Rectifier
      3471 views
      2. Full Wave Rectification (Bridge Rectifier)
    2. Full Wave Rectification (Bridge Rectifier)
      3. Smoothing the Output of a Rectifier
    3. Smoothing the Output of a Rectifier
      20.3: Mutual Inductance and Self-Inductance
      Self Induction
    1. Self Induction
      1877 views
      2. More on Self Induction
    2. More on Self Induction
      3. Problem on Self Induction
    3. Problem on Self Induction
      4. Mutual Induction
    4. Mutual Induction
      5027 views
      5. More on Mutual Induction
    5. More on Mutual Induction
      6. Problem-Mutual Induction
    6. Problem-Mutual Induction
      1671 views
      20.4: Phase of A.C
      A.C. Voltage Applied To a Resistor
    1. A.C. Voltage Applied To a Resistor
      2. More on A.C. Voltage Applied To a Resistor
    2. More on A.C. Voltage Applied To a Resistor
      3. A.C. Power Loss Through Resistor
    3. A.C. Power Loss Through Resistor
      4. More on A.C. Power Loss Through Resistor and Phasor Diagram
    4. More on A.C. Power Loss Through Resistor and Phasor Diagram
      5. Problem on A.C. Voltage Applied To a Resistor
    5. Problem on A.C. Voltage Applied To a Resistor
      6. A.C. Voltage Through Pure Inductor
    6. A.C. Voltage Through Pure Inductor
      7. More on A.C. Voltage Through Pure Inductor
    7. More on A.C. Voltage Through Pure Inductor
      8. Inductive Reactance and Power Loss in an Inductor
    8. Inductive Reactance and Power Loss in an Inductor
      9. More on Inductive Reactance and Power Loss in an Inductor
    9. More on Inductive Reactance and Power Loss in an Inductor
      10. Problem on A.C. Voltage Through Inductor
    10. Problem on A.C. Voltage Through Inductor
      11. A.C. Voltage Applied To a Capacitor
    11. A.C. Voltage Applied To a Capacitor
      12. More on A.C. Voltage Applied To a Capacitor
    12. More on A.C. Voltage Applied To a Capacitor
      13. Power Loss in a Pure Capacitive Circuit
    13. Power Loss in a Pure Capacitive Circuit
      20.5: Impedance
      A.C. Through Resistor and Inductor in Series
    1. A.C. Through Resistor and Inductor in Series
      2. A.C. Through R-L Series: Impedance Triangle and Phase Angle
    2. A.C. Through R-L Series: Impedance Triangle and Phase Angle
      3. Power in Resistor and Inductor (R-L) Series Circuit
    3. Power in Resistor and Inductor (R-L) Series Circuit
      4. Resistor and Capacitor (R-C) in Series Circuit
    4. Resistor and Capacitor (R-C) in Series Circuit
      5. Impedance Triangle and Phase Angle in R-C Series Circuit
    5. Impedance Triangle and Phase Angle in R-C Series Circuit
      6. Power in Resistor-Capacitor (R-C) Series Circuit
    6. Power in Resistor-Capacitor (R-C) Series Circuit

    Chapter 21 Quantum Physics ( 28 videos)

      21.1: Electromagnetic Wave
      Electromagnetic Spectrum
    1. Electromagnetic Spectrum
      2. Plank's Quantum Theory of Black Body Radiations
    2. Plank's Quantum Theory of Black Body Radiations
      21.2: Photoelectric Effect
      The Photoelectric Effect
    1. The Photoelectric Effect
      2. More on The Photoelectric Effect
    2. More on The Photoelectric Effect
      3. More on The Photoelectric Effect
    3. More on The Photoelectric Effect
      4. Problem on Photoelectric Effect
    4. Problem on Photoelectric Effect
      5. Problem on Photoelectric Effect
    5. Problem on Photoelectric Effect
      6. Explanation on the Basis of Quantum Theory
    6. Explanation on the Basis of Quantum Theory
      5339 views
      7. More on Explanation on the Basis of Quantum Theory
    7. More on Explanation on the Basis of Quantum Theory
      3358 views
      21.3: Compton's Effect
      Photon-Particle Collision: The Compton Effect
    1. Photon-Particle Collision: The Compton Effect
      2. More On Photon-Particle Collision: The Compton Effect
    2. More On Photon-Particle Collision: The Compton Effect
      3. More On Photon-Particle Collision: The Compton Effect
    3. More On Photon-Particle Collision: The Compton Effect
      4. More On Photon-Particle Collision: The Compton Effect
    4. More On Photon-Particle Collision: The Compton Effect
      5. Problem on Photon-Particle Collision: The Compton Effect
    5. Problem on Photon-Particle Collision: The Compton Effect
      21.4: Pair Production
      Pair Production
    1. Pair Production
      2. More on Pair Production
    2. More on Pair Production
      3. Problem on Pair Production
    3. Problem on Pair Production
      21.5: Pair Annihilation
      Pair Annihilation
    1. Pair Annihilation
      21.6: The Wave Particle Duality
      Wave Nature of Particles
    1. Wave Nature of Particles
      8119 views
      21.7: Electron Microscopy
      Electron Microscope
    1. Electron Microscope
      12402 views
      2. More on Electron Microscope
    2. More on Electron Microscope
      2847 views
      21.8: Heisenberg's Uncertainity Principle
      Heisenberg Uncertainty Principle
    1. Heisenberg Uncertainty Principle
      2. Heisenberg Uncertainty Principle for Energy and Time
    2. Heisenberg Uncertainty Principle for Energy and Time
      3. Problem on Heisenberg Uncertainty Principle
    3. Problem on Heisenberg Uncertainty Principle
      21.9: Discrete Energy Levels in an Atom and its Spectra
      Postulates of Bohr's Model of the Hydrogen Atom
    1. Postulates of Bohr's Model of the Hydrogen Atom
      2. Problem on Postulates of Bohr's Model of the Hydrogen Atom
    2. Problem on Postulates of Bohr's Model of the Hydrogen Atom
      3. Atomic Spectra
    3. Atomic Spectra
      4. Atomic Spectrum of Hydrogen
    4. Atomic Spectrum of Hydrogen

    Chapter 22 Nuclear Physics ( 25 videos)

      22.1: Mass Defect
      Mass Defect and Binding Energy
    1. Mass Defect and Binding Energy
      2. More on Mass Defect and Binding Energy
    2. More on Mass Defect and Binding Energy
      22.2: Binding Energy
      Mass Defect and Binding Energy
    1. Mass Defect and Binding Energy
      2. More on Mass Defect and Binding Energy
    2. More on Mass Defect and Binding Energy
      22.3: Radioactivity
      Radioactivity
    1. Radioactivity
      2. Radioactive Decay
    2. Radioactive Decay
      1061 views
      3. Alpha and Beta Decay
    3. Alpha and Beta Decay
      4. Spontaneous and Random Nature of Nuclear Decay
    4. Spontaneous and Random Nature of Nuclear Decay
      22.4: Half Life and Rate of Decay
      Half Life and its Measurements
    1. Half Life and its Measurements
      10024 views
      2. More on Half Life and its Measurements
    2. More on Half Life and its Measurements
      3. More on Half Life and its Measurements
    3. More on Half Life and its Measurements
      4. Activity of a Radioactive Substance
    4. Activity of a Radioactive Substance
      5. Problem on Activity of a Radioactive Substance
    5. Problem on Activity of a Radioactive Substance
      22.5: Nuclear Reactions
      Nuclear Reactions
    1. Nuclear Reactions
      6157 views
      2. Nuclear Fusion Reaction
    2. Nuclear Fusion Reaction
      7958 views
      3. Energy in Nuclear Fusion Reaction
    3. Energy in Nuclear Fusion Reaction
      4. More on Energy in Nuclear Fusion Reaction
    4. More on Energy in Nuclear Fusion Reaction
      5. Problem-Fusion Reaction
    5. Problem-Fusion Reaction
      6. Fission Reaction
    6. Fission Reaction
      6923 views
      7. Problem-Fission Reaction
    7. Problem-Fission Reaction
      22.6: Nuclear Reactors
      Nuclear Reactors
    1. Nuclear Reactors
      2. Enrichment of Uranium
    2. Enrichment of Uranium
      22.7: Energy in Annihilation Reactions
      Minimum Energy Caculation for Pair Annihilation
    1. Minimum Energy Caculation for Pair Annihilation
      22.8: Medical Uses of Radiations
      Biological and Medical uses of Radiation
    1. Biological and Medical uses of Radiation
      2464 views
      2. Positron Emission Tomography (PET) Scanner
    2. Positron Emission Tomography (PET) Scanner

    Chapter 23 Cosmology ( 10 videos)

      23.1: Black Body Radiation
      BlackBody Radiation
    1. BlackBody Radiation
      2. BlackBody Radiation: Wien's Displacement Law
    2. BlackBody Radiation: Wien's Displacement Law
      3. More on BlackBody Radiation: Wien's Displacement Law
    3. More on BlackBody Radiation: Wien's Displacement Law
      4. BlackBody Radiation: Steffan Boltzmann Law
    4. BlackBody Radiation: Steffan Boltzmann Law
      5. Problem on BlackBody Radiation: Wien's Displacement Law
    5. Problem on BlackBody Radiation: Wien's Displacement Law
      23.2: Luminosity and Radiant Flux Intensity
      BlackBody Radiation: Luminosity and Apparent Brightness
    1. BlackBody Radiation: Luminosity and Apparent Brightness
      23.3: Standard candles: A Distance Indicator
      Standard candles: A Distance Indicator
    1. Standard candles: A Distance Indicator
      23.4: Spectra of Light
      Spectra of Light from Stars and Galaxies
    1. Spectra of Light from Stars and Galaxies
      23.5: Hubble's Law and The Big Bang Theory
      Hubble's Law
    1. Hubble's Law
      2. Age of Universe
    2. Age of Universe

    Chapter 24 Earth’s Climate ( 6 videos)

      24.1: Earth's Climate System
      Layers of Earth and their Climate
    1. Layers of Earth and their Climate
      2. More on Layers of Earth and their Climate
    2. More on Layers of Earth and their Climate
      24.2: Ocean Currents and Winds
      Ocean Currents and its Types
    1. Ocean Currents and its Types
      2. Surface and Deep Ocean Current
    2. Surface and Deep Ocean Current
      3. Earth's Angular Momentum and Wind Patterns
    3. Earth's Angular Momentum and Wind Patterns
      4. More on Earth's Angular Momentum and Wind Patterns
    4. More on Earth's Angular Momentum and Wind Patterns
      24.3: Climate Inertia
      No vidoes available yet. Still under development.
      24.4: Earth Energy Budget
      No vidoes available yet. Still under development.

    Chapter 25 Medical Imaging ( 8 videos)

      25.1: Piezoelectric Effect and Ultrasonic Waves
      Piezoelectric Materials
    1. Piezoelectric Materials
      2. Generation and Detection of Ultrasound
    2. Generation and Detection of Ultrasound
      25.2: X-Rays
      X-Rays
    1. X-Rays
      8139 views
      2. Types of X-rays
    2. Types of X-rays
      7569 views
      3. Properties of X-rays
    3. Properties of X-rays
      2689 views
      4. Production of Continuous X-Ray Spectrum
    4. Production of Continuous X-Ray Spectrum
      5. Uses of X-Rays
    5. Uses of X-Rays
      4855 views
      25.3: CT Scan
      CAT - Scanner
    1. CAT - Scanner
      4412 views

    Chapter 26 Nature of Science: A Debate ( 2 videos)

      26.1: Elegance of Mathematics
      No vidoes available yet. Still under development.
      26.2: Are Aliens Real?
      No vidoes available yet. Still under development.
      26.3: Thought Experiment: Newton's Cannonball
      Newton's Cannonball Thought Experiment
    1. Newton's Cannonball Thought Experiment
      2. More on Newton's Cannonball Thought Experiment
    2. More on Newton's Cannonball Thought Experiment