1. MOTION
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- What is Motion
- What is one dimensional motion or rectilinear motion
- What is Rest
- Why rest and motion are relative terms
- What is Distance
- What is Displacement
- Differences between distance and displacement
- What is speed
- Instantaneous speed
- Average Speed
- Uniform Speed
- Non uniform speed
- Velocity
- Uniform velocity
- Differences between speed and velocity
- Acceleration and Retardation
- Equations of Motion
- Conditions for applying Equations of Motion
- Exceptional Cases
- Importance of the Equations of Motion
- First Equation of Motion
- Second Equation of Motion
- Third Equation of Motion
- Distance-Time Graph
- Velocity-Time graph
2. GRAVITATION (PART-1)
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- Introduction
- Basic Forces in Nature
- Nature of Gravitational Force
- Newton’s Law of Universal Gravitation
- Relation Between Universal Gravitational Constant ‘G’ and Acceleration Due to Gravity ‘g’
- Variation of Acceleration Due to Gravity
- Characteristics of Gravitational Force
- Limitations of Newton’s Third Law
- Gravitational Field
- Black Holes
- Conceptual Understanding Questions
- Solved Numerical Problems
3. GRAVITATION (PART-2)
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- Frames of Reference
- Inertial Mass and Gravitational Mass
- Principle of Equivalence
- Gravitational Potential
- Gravitational Potential Energy
- Escape and Orbital Velocities
- Relation Between Escape Velocity and Orbital Velocity
- Geostationary Satellite
- Polar Satellite
- Weightlessness
- Kepler’s Laws of Planetary Motion
- Conceptual Understanding Questions
- Solved Numerical Problems
4. FLUID MECHANICS (PART-1)
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- Introduction
- Definitions of fluid mechanics, fluid statics and fluid dynamics
- Pressure and its examples
- Density of a fluid
- Specific Gravity or Relative Density
- Density of mixture of fluids
- Pascal’s Law
- Atmosphere Pressure and Barometer
- Manometer
- Hydraulic Machine, principle & application
- Hydraulic Lift
- Hydraulic Brakes
- Other applications of Hydraulic Machine
- Buoyant Force
- Derivation of Buoyant Force
- Archimede’s principle and special Cases
- Real life examples of Archimede’s principle
- Applications of Buoyancy
- Bernoulli’s principle
- Bernoulli’s Equation and it’s derivation
- Applications of Bernoulli’s principle
- Speed of Efflux Torricelli’s Law
- Venturimeter
- Pitot’s Tube
- Other Real-Life Examples of Bernoulli’s principle
- Equation of Continuity and it’s Derivation
- Applications of Equation of Continuity
- Streamline Flow
- Turbulent Flow
5. FLUID MECHANICS (PART-2)
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- What is Viscosity?
- Causes of Viscosity
- Coefficient of Viscosity
- Variation of Viscosity with Temperature
- Practical Applications and Uses of Viscosity
- Stokes’ Law and Terminal Velocity
- Reynolds Number
- Poiseuille’s Formula
- Arrangement of Capillary Tubes
- Surface Tension
- Surface Energy
- Angle of Contact
- Shape of Liquid Meniscus
- Capillary Rise
- Applications of Capillarity
- Determination of Surface Tension by Capillary Rise Method
- Shape of Drops
- Pressure Difference Across a Surface Film
- Drops and Bubbles
6. FLUID MECHANICS (Conceptual Questions & Solved Numericals)
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- Why does a large ship float on water while a small stone sinks?
- Why can a small needle float on water even though it is denser than water?
- Why does honey flow more slowly than water?
- Why does the viscosity of a liquid decrease with temperature?
- Why does the viscosity of a gas increase with temperature?
- Why does a small sphere falling through a viscous liquid eventually move with constant velocity?
- Why does a narrower pipe offer much greater resistance to flow?
- Why does water flow faster through a narrow section of a pipe?
- Why does the pressure of a flowing fluid decrease when its speed increases?
- How does Bernoulli’s principle help lift an aircraft wing?
- Why does a man standing close to a railway track get pushed toward a fast-moving train?
- How does a paint gun work using Bernoulli’s principle?
- Why does a flag flutter when wind blows?
- Why are race cars aerodynamically designed to produce downforce?
- How does Pascal’s law help transmit pressure through an enclosed liquid?
- How does a hydraulic lift lift a heavy vehicle using a small force?
- How does Archimedes’ principle explain buoyant force?
- Why does an object float, sink, or remain suspended in a liquid?
- Why does an object appear to lose weight when immersed in water?
- Why does a liquid rise in a narrow capillary tube?
- Why does mercury get depressed in a glass capillary tube?
- Why does water form a concave meniscus in glass?
- Why is a small water drop nearly spherical?
- Why does a large raindrop become flattened instead of remaining perfectly spherical?
- Why don’t swan feathers get wet easily in water?
- Why does soap help water spread more easily?
- Why does a liquid tend to minimize its free surface area?
- Why is there excess pressure inside a liquid drop?
- Why is excess pressure inside a soap bubble greater than inside an air bubble in a liquid?
- Why does liquid pressure increase with depth?
7. ROTATORY MOTION (PART-1)
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- Introduction to Rotatory Motion
- Rotatory Motion and Circular Motion
- What is Radius Vector?
- Angular Displacement
- Angular Velocity
- Angular Acceleration
- Relation Between Linear Velocity and Angular Velocity
- Comparison of Equations of Circular Motion with Equations of Translatory Motion
- Uniform Circular Motion
- Non-Uniform Circular Motion
- Centripetal Force
- Centripetal Acceleration
- Centrifugal Force
- Dynamics of Non-Uniform Circular Motion
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Applications of Centripetal Force
- Why is Centripetal Force Necessary When a Cyclist Takes a Turn on the Road?
- Why is Centripetal Force Necessary During the Motion of a Vehicle at a Turn?
- Why is Centripetal Force Necessary When a Vehicle Moves on a Smooth Banked Road?
- Why is Centripetal Force Necessary When a Vehicle Moves on a Rough Banked Road?
- Centripetal Force and Death Well
- Centripetal Force and Conical Pendulum
- Centripetal Force When a Particle is in a Rotating Ball
- Centripetal Force When a Particle Revolves in a Cone
- Centripetal Force and Tension in a Ring
8. ROTATORY MOTION (PART-2)
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- Vertical Circular Motion (with Variable Speed)
- Motion in Vertical Circle (Condition for Looping a Loop)
- Uniform Vertical Circular Motion
- Torque
- Couple and Moment of Couple
- Rigid Body
- Banking of Roads
- Overturning of Vehicle on an Unbanked Path
- Moment of Inertia
- Radius of Gyration (K)
- Principle of Parallel and Perpendicular Axes
9. ROTATORY MOTION (PART-3)
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- Moment of Inertia of Thin Rod
- Moment of Inertia of a Circular Ring
- Moment of Inertia of a Circular Disc
- Moment of Inertia of a Rectangular Lamina
- Moment of Inertia of a Solid Sphere
- Moment of Inertia of a Hollow Sphere
- Moment of Inertia of a Solid Cylinder
- Moment of Inertia of a Hollow Cylinder
- Kinetic Energy of Rotating Body
- Angular Momentum
- Relation between Areal Velocity and Angular Acceleration
- Relation between Torque and Angular Momentum
- Law of Conservation of Angular Momentum
- Work, Energy and Power for Rotating Body
- Work Energy Theorem
- Rolling Motion
- Kinetic Energy of Rolling Body
- Angular Momentum of Rolling Wheel
- Rolling a Body on an Inclined Plane
10. NUCLEAR PHYSICS
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- Introduction to Nuclear Physics
- What Is an Atomic Nucleus
- Size of the Nucleus
- Mass Defect and Binding Energy
- Natural Radioactivity
- Alpha Radiation and α-Decay
- Beta Radiation and β-Decay
- Gamma Radiation and γ-Decay
- Law of Radioactive Decay
- Half Life of a Radioactive Substance
- Average Life of a Radioactive Substance
- Nuclear Forces
11. NUCLEAR PHYSICS (PART-2)
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- Nuclear Reactions
- Artificial Transmutation of Elements
- Discovery of Neutron
- Radio Isotopes
- Nuclear Fission
- Chain Reaction
- Principle and Working of a Nuclear Reactor
- Nuclear Radiation Hazards
- Protective Shielding
- Types of Nuclear Reactors
- Uses of Nuclear Reactors
- Nuclear Fusion
- Energy of the Sun and Stars
- Carbon-Nitrogen Cycle
- Proton-Proton Cycle
- Elementary Particles
- Quarks
12. WORK, POWER AND ENERGY (PART 1)
13. WORK, POWER AND ENERGY – II
14. WORK, POWER AND ENERGY – III
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- Conservation of Mechanical Energy (Statement, Diagram & Mathematical Proof)
- Law of Conservation of Energy (Explanation & Real-World Examples)
- Different Types of Energy and Their Definitions
- Einstein’s Mass-Energy Equivalence
- Power: Definition, Formulas, Units, Dimensions & Nature
- Units of Power & Inter-Conversion Relations
- Conceptual Questions & Solved Numerical Examples
15. CENTRE OF MASS AND COLLISIONS
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- 1. Introduction to Centre of Mass
- 2. What is Centre of Mass?
- 3. Centre of Gravity
- 4. Position of Centre of Mass of Two Particles
- 5. Position of Centre of Mass of Large Number of Particles
- 6. Concept of Motion of Centre of Mass with Mathematical Expression
- 7. Law of Conservation of Linear Momentum and Its Derivation
- 8. Impulse and Its Mathematical Expression
- 9. Impulsive Force
- 10. Conceptual Understanding Questions
- 11. Solved Numerical Problems
16. CENTRE OF MASS AND COLLISIONS – II
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- 1. Definition of Collision
- 2. Law of Conservation of Kinetic Energy
- 3. Types of Collisions and Definitions for Each One
- 4. One-Dimensional (Head-On) Elastic Collision & Detailed Derivations
- 5. Head-on Inelastic Collision with Mathematical Expression
- 6. Perfect Inelastic Collision & Velocity Derivation
- 7. Loss in Kinetic Energy During Inelastic Collision
- 8. Coefficient of Restitution & Newton’s Law of Restitution
- 9. Conceptual Understanding Questions
- 10. Solved Numerical Problems
17. WAVES AND OSCILLATIONS (PART-1)
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- 1. Definition of Wave
- 2. Basic Terms Associated with Waves
- 3. Progressive Waves
- 4. Mechanical Waves
- 5. Non-Mechanical Waves
- 6. Transverse Progressive Waves
- 7. Longitudinal Progressive Waves
- 8. Characteristic Properties of Wave
- 9. Relation Between Wave Velocity, Frequency and Wavelength
- 10. Equation for a Progressive Wave
- 11. Particle Velocity and Particle Acceleration in a Progressive Wave
- 12. Phase and Path Differences
- 13. Principle of Superposition of Waves
- 14. Reflection of Waves at a Boundary
- 15. Energy of a Wave
- 16. Power of a Wave
- 17. Intensity of a Wave
- 18. Speeds of a Transverse Wave in Different Cases and Their Derivations
18. WAVES AND OSCILLATIONS (PART-2)
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- 1. Speed of Longitudinal Wave, Bulk Modulus, Boyle’s Law and Newton–Laplace Formula for Velocity of Sound in Gas
- 2. Factors Affecting the Speed of Longitudinal Wave in Gases
- 3. Formation of Stationary Waves on a Stretched String
- 4. Formation of Stationary Waves When a String is Fixed at Both Ends
- 5. First, Second, Third and Higher Harmonic Frequencies and Their Derivations
- 6. Laws of Transverse Vibrations of a Stretched String
- 7. Beats and Applications of Beats