# Physics Class 12

Physics 12 videos According to Higher Secondary Education Board (HSEB), Nepal Designed for +2 Students.

Intermediate 5 (13 Reviews ) 25718 Students enrolled
Last updated Sun, 24-Apr-2022 Nepali
What will I learn?
• After the completion of this course students will get the complete knowledge of Class 12 Physics.

Curriculum for this course
509 Lessons 79h 1m
Unit-1. Mechanics
83 Lessons 13h 27m
Chapter 1- Rotational Dynamics
• 1. Rigid Bodies 6 Minutes Free
• 2. Equations of Angular Motion 8 Minutes Free
• 3. Equations of Rotational Motion Continued 9 Minutes Free
• 4. Rotational Kinetic Energy 13 Minutes Free
• 5. Kinetic Energy of a Rolling Body 13 Minutes Free
• 6. Moment of Inertia 12 Minutes Free
• 7. Radius of Gyration 11 Minutes Free
• 8. Theorem of Parallel Axes 15 Minutes Free
• 9. Theorem of Perpendicular Axes 11 Minutes Free
• 10. Moment of Inertia of a Thin Uniform Rod 15 Minutes Free
• 11. Calculation of Moment of Inertia of Thin Circular Ring 14 Minutes Free
• 12. Calculation of Moment of Inertia of Thin Circular Disc 16 Minutes Free
• 13. Torque 14 Minutes Free
• 14. Relation Between Torque and Moment of Inertia 11 Minutes Free
• 15. Work and Power in Rotational Motion 6 Minutes Free
• 16. Angular Momentum 9 Minutes Free
• 17. Relation Between Angular Momentum and Moment of Inertia 5 Minutes Free
• 18. Relation Between Angular Momentum and Torque 4 Minutes Free
• 19. Principle of Conservation of Angular Momentum 12 Minutes Free
• 20. Relation Between Translational and Rotational Motion 2 Minutes Free
• 21. Problem 1 5 Minutes Free
• 22. Problem 2 9 Minutes Free
• 23. Problem 3 5 Minutes Free
• 24. Problem 4 5 Minutes Free
• 25. Problem 5 8 Minutes Free
• 26. Problem 6 16 Minutes Free
• 27. Problem 7 13 Minutes Free
Chapter 2- Periodic Motion
• 1. Simple Harmonic Equation Introduction 7 Minutes
• 2. Displacement Equation 8 Minutes
• 3. Velocity Equation 9 Minutes
• 4. Acceleration Equation 9 Minutes
• 5. Amplitude, Time Period, Frequency and Phase of a Particle in SHM 14 Minutes
• 6. Graphical Interpretation of Displacement, Velocity and Acceleration in SHM 9 Minutes
• 7. Energy in SHM 25 Minutes
• 8. Vibration of a Particle in Horizontal Spring 7 Minutes
• 9. Application of Simple Harmonic Motion 5 Minutes
• 10. Vibration of a Particle in Vertical Spring 21 Minutes
• 11. Second's Pendulum and Drawbacks of Simple Pendulum 8 Minutes
• 12. Angular Simple Harmonic Motion 8 Minutes
• 13. Free Oscillation and Damped Oscillation 4 Minutes
• 14. Forced Vibration and Resonant Vibration 5 Minutes
• 15. Problem 1 8 Minutes
• 16. Problem 2 10 Minutes
• 17. Problem 3 9 Minutes
• 18. Problem 4 11 Minutes
• 19. Problem 5 11 Minutes
• 20. Problem 6 4 Minutes
Chapter 3- Fluid Statics
• 1. Pascal's Law 11 Minutes
• 2. Archimedes' Law 11 Minutes
• 3. Pressure in a Liquid 4 Minutes
• 4. Upthrust and Laws of Floatation 12 Minutes
• 5. Equilibrium of Floating Bodies 8 Minutes
• 6. Surface Tension 9 Minutes
• 7. Some Examples of Surface Tension 5 Minutes
• 8. Surface Energy 5 Minutes
• 9. Relation Between Surface Energy and Surface Tension 4 Minutes
• 10. Excess Pressure on Curved Surface of a Liquid 3 Minutes
• 11. Excess Pressure Inside a Liquid Drop 12 Minutes
• 12. Shape of Liquid Surface 5 Minutes
• 13. Angle of Contact 3 Minutes
• 14. Capillarity 8 Minutes
• 15. Measurement of Surface Tension by Capillary Rise Method 17 Minutes
• 16. Newton's Law of Viscosity 15 Minutes
• 17. Units of Coefficient of Viscosity 9 Minutes
• 18. Types of Flow 6 Minutes
• 19. Critical Velocity and Reynold's Number 12 Minutes
• 20. Poiseuille's Formula 12 Minutes
• 21. Applications of Poiseuille's Formula 7 Minutes
• 22. Stokes' Law 15 Minutes
• 23. Determination of Viscosity of a Liquid Using Stokes' Formula 8 Minutes
• 24. Equation of Continuity 7 Minutes
• 25. Energy of a Liquid 8 Minutes
• 26. Bernoulli's Theorem 16 Minutes
• 27. Applications of Bernoulli's Theorem 13 Minutes
• 28. Problem 1 6 Minutes
• 29. Problem 2 5 Minutes
• 30. Problem 3 10 Minutes
• 31. Problem 4 5 Minutes
• 32. Problem 5 11 Minutes
• 33. Problem 6 4 Minutes
• 34. Problem 7 8 Minutes
• 35. Problem 8 7 Minutes
• 36. Problem 9 9 Minutes
Chapter 4- First Law of Thermodynamics
• 1.Thermodynamic Systems and Thermal Equilibrium 8 Minutes
• 2. Work Done During Volume Change 8 Minutes
• 3. Indicator Diagram 10 Minutes
• 4. Work Done in a Cyclic Process 6 Minutes
• 5. Heat, Work and Internal Energy 8 Minutes
• 6. First Law of Thermodynamics 9 Minutes
• 7. Isothermal Process 2 Minutes
• 8. Adiabatic Process 7 Minutes
• 9. Equation for Adiabatic Process 12 Minutes
• 10. Adiabatic Equation in Terms of T and V, and T and P 8 Minutes
• 11. Work Done During an Adiabatic Process 8 Minutes
• 12. Isochoric and Isobaric Process 7 Minutes
• 13. Reversible and Irreverisible Processes 5 Minutes
• 14. Molar Heat Capacity of a Gas at Constant Volume 7 Minutes
• 15. Molar Heat Capacity of a Gas at Constant Pressure 4 Minutes
• 16. Relation Between Two Molar Specific Heat Capacities of Gas 11 Minutes
• 17. Limitations of First Law of Thermodynamics 3 Minutes
• 18. Problem 1 3 Minutes
• 19. Problem 2 7 Minutes
• 20. Problem 3 6 Minutes
• 21. Problem 4 7 Minutes
• 22. Problem 5 9 Minutes
• 23. Problem 6 7 Minutes
Chapter 5- Second Law of Thermodynamics
• 1. Statements of Second Law of Thermodynamics 10 Minutes
• 2. Heat Engines 8 Minutes
• 3. Carnot Engine 6 Minutes
• 4. Carnot's Cycle 17 Minutes
• 5. Efficiency of a Carnot's Engine 19 Minutes
• 6. Petrol Engine 10 Minutes
• 7. Otto Cycle in a P-V Diagram 6 Minutes
• 8. Efficiency of a Petrol Engine 6 Minutes
• 9. Diesel Engine 10 Minutes
• 10. Diesel Cycle in a P-V Diagram 4 Minutes
• 11. Efficiency of a Diesel Engine 5 Minutes
• 12. Refrigerator 7 Minutes
• 13. Entropy 10 Minutes
• 14. Entropy in a Cyclic Process 6 Minutes
• 15. Entropy and Second Law of Thermodynamics 11 Minutes
• 16. Kelvin Temperature Scale 5 Minutes
• 17. Problem 1 4 Minutes
• 18. Problem 2 5 Minutes
• 19. Problem 3 8 Minutes
• 20. Problem 4 5 Minutes
• 21. Problem 5 1 Minutes
• 22. Problem 6 9 Minutes
Chapter 6- Wave Motion
• 1. Wave Motion 12 Minutes
• 2. Wave Properties 10 Minutes
• 3. Equation of a Progressive Wave 13 Minutes
• 4. Demonstration of Equation of a Progressive Wave 8 Minutes
• 5. Differential Equation of a Progressive Wave 7 Minutes
• 6. Principle of Superposition 7 Minutes
• 7. Demonstration of Principle of Superposition 8 Minutes
• 8. Standing Wave 7 Minutes
• 9. Demonstration of Standing Wave 5 Minutes
• 10. Equatiion of Standing Wave 11 Minutes
• 11. Demonstration of Distance Between Nodes and Antinodes 3 Minutes
• 12. Properties of Standing Waves 6 Minutes
• 13. Problem 1 6 Minutes
• 14. Problem 2 3 Minutes
• 15. Problem 3 8 Minutes
• 16. Problem 4 5 Minutes
Chapter 7- Mechanical Waves
• 1. Velocity of Sound in Liquid and Gas 4 Minutes
• 2. Velocity of Sound in a Gas 9 Minutes
• 3. Newton's Formula for Velocity of Sound 6 Minutes
• 4. Laplace Correction 8 Minutes
• 5. Effect of Temperature on the Velocity of Sound in a Gas 5 Minutes
• 6. Effect of Pressure and Density on the Velocity of Sound in a Gas 3 Minutes
• 7. Effect of Humidity, Direction of Wind, Frequency, Wavelength and Amplitude on the Velocity of Sound in a Gas 8 Minutes
• 8. Problem 1 6 Minutes
• 9. Problem 2 4 Minutes
• 10. Problem 3 9 Minutes
• 11. Problem 4 9 Minutes
Chapter 8- Waves in Pipes and Strings
• 1. Waves is Pipes and Strings 3 Minutes
• 2. Closed Pipe 18 Minutes
• 3. Open Pipe 10 Minutes
• 4. End correction in Pipes 7 Minutes
• 5. Resonance 5 Minutes
• 6. Measurement of Velocity of Sound by Resonance Air Column Tube 10 Minutes
• 7. Velocity of Transverse Waves along a Stretched String 10 Minutes
• 8. Vibration on Strings 13 Minutes
• 9. Laws of Vibration of a Fixed String 11 Minutes
• 10. Problem 1 2 Minutes
• 11. Problem 2 2 Minutes
• 12. Problem 3 5 Minutes
• 13. Problem 4 5 Minutes
• 14. Problem 5 8 Minutes
• 15. Problem 6 7 Minutes
• 16. Demonstration 15 Minutes
Chapter 9- Acoustic Phenomena
• 1. Sound as Pressure Waves 14 Minutes
• 2. Musical Sound and Noise 6 Minutes
• 3. Characteristics of Musical Sound 10 Minutes
• 4. Intensity of Sound 17 Minutes
• 5. Intensity and Loudness of Sound 17 Minutes
• 6. Doppler Effect 7 Minutes
• 7. Change in Frequency when Source is in Motion 6 Minutes
• 8. Change in Frequency when Observer is in Motion 7 Minutes
• 9. Change in Frequency when both Source and Observer is in Motion 15 Minutes
• 10. Limitations of Doppler Effect, Shock Waves 13 Minutes
• 11. Doppler Effect in Electromagnetic Waves 6 Minutes
• 12. Applications of Doppler Effect 2 Minutes
• 13. Range of Hearing 5 Minutes
• 14. Doppler Effect Demonstration 5 Minutes
• 15. Problem 1 12 Minutes
• 16. Problem 2 11 Minutes
• 17. Problem 3 6 Minutes
• 18. Problem 4 10 Minutes
• 19. Problem 5 4 Minutes
• 20. Problem 6 8 Minutes
• 21. Problem 7 11 Minutes
Chapter 10- Nature and Propagation of Light
• 1. Nature and Sources of Light 16 Minutes
• 2. Electromagnetic Spectrum 5 Minutes
• 3. Wavefronts and its Types 6 Minutes
• 4. Demonstration of Wavefronts 10 Minutes
• 5. Huygens' Principle 6 Minutes
• 6. Laws of Reflection on the Basis of Wave Theory 11 Minutes
• 7. Laws of Refraction of Light on the Basis of Wave Theory 11 Minutes
Chapter 11- Interference
• 1. Superposition principle 9 Minutes
• 2. Coherent Sources 5 Minutes
• 3. Interference of light 14 Minutes
• 4. Optical path 5 Minutes
• 5. Young's Double Slit Experiment 8 Minutes
• 6. Analytical Treatment of Interference 23 Minutes
• 7. Theory of Young's Double Slit experiment 24 Minutes
• 8. Problem 1 6 Minutes
• 9. Problem 2 3 Minutes
• 10. Problem 3 8 Minutes
• 11. Problem 4 9 Minutes
• 12. Problem 5 16 Minutes
Chapter 12- Diffraction
• 1. Diffraction 7 Minutes
• 2. Types of diffraction 9 Minutes
• 3. Fraunhofer diffraction of single slit 14 Minutes
• 4. Secondary maxima 14 Minutes
• 5. Secondary maxima 20 Minutes
• 6. Diffraction grating 18 Minutes
• 7. Resolving Power 16 Minutes
• 8. Problem 1 2 Minutes
• 9. Problem 2 6 Minutes
• 10. Problem 3 7 Minutes
• 11. Problem 4 8 Minutes
• 12. Problem 5 11 Minutes
Chapter 13- Polarization
• 1. Polarization of light 17 Minutes
• 2. Polarized and unpolarized light 13 Minutes
• 3. Polaroid 12 Minutes
• 4. Malus' Law 19 Minutes
• 5. Brewester's Law 17 Minutes
• 6. Problem 1 4 Minutes
• 7. Problem 2 5 Minutes
• 8. Problem 3 5 Minutes
• 9. Problem 4 6 Minutes
Chapter 14- Electrical Circuits
• 1. Electric circuits 9 Minutes
• 2. Kirchhoff Current Law 6 Minutes
• 3. Kirchhoff Voltage Law 13 Minutes
• 4. Kirchhoff Voltage Law (Second form) 12 Minutes
• 5. Wheatstone Bridge 17 Minutes
• 6. Meter Bridge 7 Minutes
• 7. P.O. Box 19 Minutes
• 8. Potentiometer 9 Minutes
• 9. Determination of Internal resistance of a cell 11 Minutes
• 10. Comparison of emfs of two cells and determination of emf of one cell 6 Minutes
• 11. Superconductors and their Applications 12 Minutes
• 12. Galvanometer 9 Minutes
• 13. Conversion of Galvanometer into Ammeter 15 Minutes
• 14. Conversion of Galvanometer into Voltmeter 13 Minutes
• 15. Ohmmeter 7 Minutes
• 16. Joule's Law of heating 11 Minutes
• 17. Symmetry in electric circuits 15 Minutes
• 18. Problem 1 10 Minutes
• 19. Problem 2 21 Minutes
• 20. Problem 3 5 Minutes
• 21. Problem 4 14 Minutes
• 22. Problem 5 6 Minutes
• 23. Problem 6 4 Minutes
• 24. Problem 7 21 Minutes
Chapter 15- Thermoelectric Effect
• 1. Thermoelectric effect 5 Minutes
• 2. Seebeck Effect 6 Minutes
• 3. Variation of Thermo emf with temperature 9 Minutes
• 4. Relation between Thermoelectric constants 3 Minutes
• 5. Thermoelectric power, and Cause of Seebeck Effect 4 Minutes
• 6. Peltier Effect 6 Minutes
• 7. Thomson Effect 7 Minutes
• 8. Applications of Thermoelectric effect 4 Minutes
• 9. Problem 1 4 Minutes
• 10. Problem 2 5 Minutes
Chapter 16- Magnetic Field
• 1. Magnetic field lines 8 Minutes
• 2. Magnetic flux 12 Minutes
• 3. Units of magnetic flux 3 Minutes
• 4. Oersted Experiment 11 Minutes
• 5. Force on a moving charge in a magnetic field 12 Minutes
• 6. Force of charge demonstration 11 Minutes
• 7. Force on a current carrying conductor 10 Minutes
• 8. Torque on rectangular coil in a uniform field 10 Minutes
• 9. Moving coil galvanometer 11 Minutes
• 10. Sensitivity of a galvanometer 5 Minutes
• 11. Hall effect 15 Minutes
• 12. Hall Probe 3 Minutes
• 13. Magnetic field due to a moving charge 12 Minutes
• 14. Biot and Savart Law 12 Minutes
• 15. Magnetic field at the centre of current carrying conductor 10 Minutes
• 16. Magnetic field on the axis of current carrying circular coil 14 Minutes
• 17. Demonstration of magnetic field on the axis of current carrying circular coil 3 Minutes
• 18. Magnetic field due to a straight current carrying conductor 20 Minutes
• 19. Magnetic field on the axis of solenoid 18 Minutes
• 20. Ampere's Law 14 Minutes
• 21. Magnetic field due to current carring solenoid by Ampere's Law 9 Minutes
• 22. Magnetic field due to a current carrying toroid 13 Minutes
• 23. Helmholtz Coil 14 Minutes
• 24. Force between to parallel current carrying conductors 10 Minutes
• 25. Definition of Ampere 4 Minutes
• 26. Problem 1 7 Minutes
• 27. Problem 2 7 Minutes
• 28. Problem 3 5 Minutes
• 29. Problem 4 12 Minutes
• 30. Problem 5 8 Minutes
• 31. Problem 6 6 Minutes
• 32. Problem 7 4 Minutes
• 33. Problem 8 8 Minutes
Chapter 17- Magnetic Properties of Materials
• 1. Coulomb's Law 9 Minutes
• 2. Magnetic Field Intensity 6 Minutes
• 3. Torque experienced by a magnet in a magnetic field 14 Minutes
• 4. Tangent Law 9 Minutes
• 5. Intensity of magnetization 11 Minutes
• 6. Flux density in magnetic material 8 Minutes
• 7. Magnetic Permeability 5 Minutes
• 8. Magnetic Susceptibility 9 Minutes
• 9. Hysteresis 15 Minutes
• 10. Dia, Para, and Ferro-magnetic material 13 Minutes
• 11. Problem 1 6 Minutes
• 12. Problem 2 5 Minutes
• 13. Problem 3 3 Minutes
• 14. Problem 4 4 Minutes
Chapter 18- Electromagnetic Induction
• 1. Faraday's law of electromagentic induction 10 Minutes
• 2. Induced electric current 15 Minutes
• 3. Lenz's Law 7 Minutes
• 4. Fleming's right hand rule 5 Minutes
• 5. Magnetic field induced in a straight conductor moving in a uniform magnetic field 7 Minutes
• 6. Induced emf in a coil rotating in a magnetic field_1 8 Minutes
• 7. A.C. generator 11 Minutes
• 8. DC Dynamo 6 Minutes
• 9. Eddy current 6 Minutes
• 10. Application and undesirable effects of eddy current 11 Minutes
• 11. Self inductance 10 Minutes
• 12. Dimensional formula of self inductance 5 Minutes
• 13. Self inductance of a solenoid 5 Minutes
• 14. Mutual Inductance 8 Minutes
• 15. Mutual inductance of two long coaxial solenoids 18 Minutes
• 16. Energy of a inductor 9 Minutes
• 17. Transformers 16 Minutes
• 18. Energy Losses in a Transformer 10 Minutes
• 19. Problem 1 5 Minutes
• 20. Problem 2 8 Minutes
• 21. Problem 3 4 Minutes
• 22. Problem 4 8 Minutes
• 23. Problem 5 5 Minutes
• 24. Problem 6 4 Minutes
• 25. Problem 7 4 Minutes
• 26. Problem 8 5 Minutes
Chapter 19- Alternating Current
• 1. Alternating current 3 Minutes
• 2. Peak value and rms value of AC current and voltage 16 Minutes
• 3. Average value of alternating current 9 Minutes
• 4. Phasor diagram 11 Minutes
• 5. AC through Resistor 10 Minutes
• 6. AC through an Inductor 20 Minutes
• 7. Inductive Reactance 4 Minutes
• 8. AC through a Capacitor 14 Minutes
• 9. Capacitive Reactance 6 Minutes
• 10. AC through an inductor and a resistor in series 12 Minutes
• 11. AC through an inductor and a resistor in series Demonstration 8 Minutes
• 12. AC through an capacitance and a resistance in series 8 Minutes
• 13. AC through an capacitance and a resistance in series Demonstration 12 Minutes
• 14. AC through a Resistance, Inductance and Capacitance 18 Minutes
• 15. Demonstration of phasor diagram of AC through a Resistance, Inductance and Capacitance 10 Minutes
• 16. Impedance and Admittance 4 Minutes
• 17. Resonance is Series LCR circuit 17 Minutes
• 18. Quality Factor 5 Minutes
• 19. Power consumed in a series LCR circuit 13 Minutes
• 20. Power factor 15 Minutes
• 21. Choke coil 5 Minutes
• 23. Problem 1 7 Minutes
• 24. Problem 2 10 Minutes
• 25. Problem 3 9 Minutes
• 26. Problem 4 15 Minutes
• 27. Problem 5 6 Minutes
Chapter 20. Electrons
• 1. Millikan's Oil Drop Experiment (Part 1) 12 Minutes
• 2. Millikan's Oil Drop Experiment (Part 2) 14 Minutes
• 3. Extimating mass of an electron 9 Minutes
• 4. Discharge through gases 9 Minutes
• 5. Cathode rays and their properties 11 Minutes
• 6. Motion of electron beam in electric field 21 Minutes
• 7. Motion of electron beam in magnetic field 10 Minutes
• 8. Cross field 3 Minutes
• 9. Thomsom's experiment to determine specific charge of an electron 14 Minutes
• 10. Problem 1 8 Minutes
• 11. Problem 2 12 Minutes
• 12. Problem 3 12 Minutes
• 13. Problem 4 3 Minutes
• 14. Problem 5 5 Minutes
• 15. Problem 6 11 Minutes
• 16. Problem 7 4 Minutes
Chapter 21. Photons
• 1. Quantum Nature of Light 12 Minutes
• 2. Einstein's Photoelectric equation 15 Minutes
• 3. Experimental study of photoelectric effect 9 Minutes
• 4. Effect of Intensity of incident light on the photoelectric current 7 Minutes
• 5. Effect of Potential on photoelectric current 11 Minutes
• 6. Effect of Frequency of Incident Light on Stopping Potential and Threshold Frequency 11 Minutes
• 7. Meaasurement of Planck's constant 15 Minutes
• 8. Uses of Photoelectric effect 6 Minutes
• 9. Problem 1 8 Minutes
• 10. Problem 2 7 Minutes
• 11. Problem 3 7 Minutes
• 12. Problem 4 10 Minutes
• 13. Problem 5 16 Minutes
Chapter 22. Semiconductor Devices
• 1. Introduction to semiconductors 8 Minutes
• 2. P-N Junction 10 Minutes
• 3. Biasing of PN Junction diode -Forward Bias 7 Minutes
• 4. Forward Bias Characteristics 9 Minutes
• 5. Forward Bias Characteristics Simulation 16 Minutes
• 6. Reverse Bias 5 Minutes
• 7. Reverse Bias Characteristics 7 Minutes
• 8. Reverse Bias Characteristics Simulation 20 Minutes
• 9. Applications of Diodes 9 Minutes
• 10. Rectification and Half wave rectifier 3 Minutes
• 11. Half wave rectifier simulation 11 Minutes
• 12. Full wave rectifier - Center tapped full wave rectifier 4 Minutes
• 13. Center tapped full wave rectifier Simulation 9 Minutes
• 14. Full Bridge rectifier 8 Minutes
• 15. Full Bridge rectifier Simulation 5 Minutes
• 16. Filter Circuit and its types 7 Minutes
• 17. Filter circuit simulation 9 Minutes
• 18. Reverse breakdown 8 Minutes
• 19. Zener diode 7 Minutes
• 20. Zener Diode as a voltage regulator Simulation 13 Minutes
• 21. Transistor 5 Minutes
• 22. Types of transistor 4 Minutes
• 23. Transistor configuration 7 Minutes
• 24. Transistor as a switch 7 Minutes
• 25. Transistor as a switch Simulation 3 Minutes
• 26. Logic gates, OR gate 7 Minutes
• 27. OR gate simulation 7 Minutes
• 28. NOR gate 4 Minutes
• 29. NOR gate simulation 3 Minutes
• 30. Buffer and NOT gate 5 Minutes
• 31. NOT and Buffer simulatio ko redo 4 Minutes
• 32. AND gate 7 Minutes
• 33. AND gate simulation 7 Minutes
• 34. NAND gate 4 Minutes
• 35. NAND gate simulation 5 Minutes
• 36. NAND gate as a Universal gate 6 Minutes
• 37. NAND gate as Universal gate Simulation 9 Minutes
Chapter 23. Quantisation of Energy
• 1. Quantization of energy 13 Minutes
• 2. Bohr's Theory of hydrogen atom 13 Minutes
• 3. Radius of nth orbit of hydrogen atom 17 Minutes
• 4. Velocity of electron in nth orbit 4 Minutes
• 5. Velocity of electron in nth orbit visualization 6 Minutes
• 6. Energy of the electron in nth orbit 9 Minutes
• 7. Energy level diagram of hydrogen atom 22 Minutes
• 8. Bohr's interpretation of the hydrogen spectrum 16 Minutes
• 9. Spectral series of hydrogen atom 14 Minutes
• 10. Excitation and Ionization Potential 9 Minutes
• 11. Limitations of Bohr's Theory of Hydrogen Atom 5 Minutes
• 12. De Broglie Theory, Duality of particles 11 Minutes
• 13. De Broglie Wavelength 10 Minutes
• 14. Heisenberg's Uncertainty Principle 12 Minutes
• 15. X-rays 5 Minutes
• 16. Production of x-rays 5 Minutes
• 17. Control of Intensity and Quality of X-rays 7 Minutes
• 18. Frequency and Wavelength of X-rays 5 Minutes
• 19. Properties of X-rays 6 Minutes
• 20. Uses of X-rays 5 Minutes
• 21. X-ray diffraction 7 Minutes
• 22. Bragg's Law 7 Minutes
• 23. Problem 1 12 Minutes
• 24. Problem 2 14 Minutes
• 25. Problem 3 13 Minutes
• 26. Problem 4 15 Minutes
• 27. Problem 5 5 Minutes
• 28. Problem 6 10 Minutes
• 29. Problem 7 7 Minutes
• 30. Problem 8 7 Minutes
Chapter 24. Radioactivity and Nuclear Reaction
• 2. Alpha rays, Beta rays, Gamma rays 8 Minutes
• 3. Alpha decay and properties of alpha rays 14 Minutes
• 4. Beta decay and its types 11 Minutes
• 5. Properties of beta decay 11 Minutes
• 6. Gamma rays and their properties 10 Minutes
• 7. Cause of radioactivity 8 Minutes
• 8. Laws of Radioactivity(1 and 2) 6 Minutes
• 9. 3rd law of Radioactivity (Mathematical Law of Radioactivity) 13 Minutes
• 10. Demonstration of equation of radioactivity 8 Minutes
• 11. Radioactive decay, a random process 16 Minutes
• 12. Half-Life 4 Minutes
• 13. Decay constant 8 Minutes
• 14. Relation between half-life and decay constant 7 Minutes
• 15. Demonstration of half-life 8 Minutes
• 16. Mean life 9 Minutes
• 17. Activity of radioactive substance 3 Minutes
• 18. Units of radioactivity 2 Minutes
• 19. Geiger-Muller tube 5 Minutes
• 21. Radiocarbon dating 10 Minutes
• 22. Medical uses of nuclear radiation 8 Minutes
• 23. Other uses of nuclear radiation 5 Minutes
• 24. Possible health hazards and safety precautions 6 Minutes
• 25. Problem 1 12 Minutes
• 26. Problem 2 12 Minutes
• 27. Problem 3 3 Minutes
• 28. Problem 4 9 Minutes
• 29. Problem 5 9 Minutes
• 30. Problem 6 12 Minutes
• 31. Problem 7 6 Minutes
• 32. Problem 8 8 Minutes
Chapter 25. Recent Trends in Physics
Requirements
• Students are required to have knowledge of Class 11 physics.
Description

The videos herein are strictly based on Nepal NEB curriculum, promoting "e-Learning in Nepal" and are made with intention to provide guidance to the " +2 students", for securing good score and crack NEB. This course tries to cover all the lessons of Class 12 Physics along with theories and solution of frequently asked questions in NEB and list of formula needed for completing Class 12's Physics. We strongly believe that, viewers will be benefited from these videos. Feedbacks and advises are always welcome and highly appreciated!

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