# JoVE Core: Physics

JoVE Core: Physics (Mechanics) introduces the theory and application of fundamental physics topics including kinematics, dynamics, fluid mechanics, statics, waves, and acoustics. Nearly 200 animated videos explain physical concepts, cover mathematical derivations, and solve example problems providing comprehensive coverage.

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#### Chapter 1: Units, dimensions, and measurements

• The Scope of Physics
• Orders of Magnitude
• Units and Standards of Measurement
• Base Quantities and Derived Quantities
• Conversion of Units
• Accuracy and Precision
• Random and Systematic Errors
• Rules of Significant Figures
• Significant Figures in Calculations
• Dimensional Analysis
• Solving Problems in Physics

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#### Chapter 2: Vectors and Scalars

• Introduction to Scalars
• Introduction to Vectors
• Vector Components in the Cartesian Coordinate System
• Vector Components in the Polar Coordinate System
• Vector Algebra: Graphical Method
• Vector Algebra: Method of Components
Scalar Product (Dot Product)
• Vector Product (Cross Product)

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#### Chapter 3: Motion along a Straight Line

• Position and Displacement
• Average Velocity
Instantaneous Velocity - I
• Instantaneous Velocity - II
• Average Acceleration
• Instantaneous Acceleration
• Kinematic Equations - I
• Kinematic Equations - II
• Kinematic Equations - III
• Kinematic Equations: Problem Solving
• Free-falling Bodies: Introduction
• Free-falling Bodies: Example
• Velocity and Position by Graphical Method
• Velocity and Position by Integral Method

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#### Chapter 4: Motion in Two or Three Dimensions

• Position and Displacement Vectors
• Average and Instantaneous Velocity Vectors
• Acceleration Vectors
• Direction of Acceleration vectors
• Projectile Motion
• Projectile Motion: Equations
• Projectile Motion: Example
• Uniform Circular Motion
• Non-uniform Circular Motion
• Relative Velocity in 1 Dimension
• Relative Velocity in 2 Dimensions

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#### Chapter 5: Newton's Laws of Motion

• Force
• Types of Forces
• Newton's First Law: Introduction
• Newton's First Law: Application
• Internal and External Forces
• Newton's Second Law
• Mass and Weight
• Weightlessness
• Newton's Third Law: Introduction
• Newton's Third Law: Examples
• Drawing Free-body Diagrams: Rules
• Free Body Diagrams: Examples
• Inertial Frames of Reference
• Non-inertial Frames of Reference

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#### Chapter 6: Application of Newton's Laws of Motion

• First Law: Particles in One-dimensional Equilibrium
• First Law: Particles in Two-dimensional Equilibrium
• Second Law: Motion under the Same Force
• Second Law: Motion under the Same Acceleration
• Frictional Force
• Static and Kinetic Frictional Force
• Dynamics of Circular Motion
• Dynamics of Circular Motion: Applications

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#### Chapter 7: Work and Kinetic Energy

• Work
• Positive, Negative and Zero Work
• Energy
• Types of Potential Energy
• Types of Kinetic Energy
• Kinetic Energy - I
• Kinetic Energy - II
• Work-energy Theorem
• Power
• Power Expended by a Constant Force

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#### Chapter 8: Potential Energy and Energy Conservation

• Gravitational Potential Energy
• Elastic Potential Energy
• Conservative Forces
• Non-conservative Forces
• Conservation of Energy
• Conservation of Energy: Application
• Force and Potential Energy in One Dimension
• Force and Potential Energy in Three Dimensions
• Energy Diagrams - I
• Energy Diagrams - II

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#### Chapter 9: Linear Momentum, Impulse and Collisions

• Linear Momentum
• Force and Momentum
• Impulse
• Impulse-Momentum Theorem
• Conservation of momentum: Introduction
• Conservation of momentum: Problem Solving
• Types of Collisions - I
• Types of Collisions - II
• Elastic Collisions: Introduction
• Elastic Collisions: Case Study
• Collisions in Multiple Dimensions: Introduction
• Collisions in Multiple Dimensions: Problem solving
• Center of Mass: Introduction
• Center of Mass: Problem solving
• Rocket Propulsion in Empty Space - I
• Rocket Propulsion in Empty Space - II
• Rocket Propulsion in Gravitational Field - I
• Rocket Propulsion in Gravitational Field - II

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#### Chapter 10: Rotation and Rigid Bodies

• Angular Velocity and Displacement
• Angular Velocity and Acceleration
• Rotation with Constant Angular Acceleration - I
• Rotation with Constant Angular Acceleration - II
• Relating Angular and Linear Quantities - I
• Relating Angular and Linear Quantities - II
• Moment of Inertia
• Moment of inertia and rotational kinetic energy
• Moment of Inertia: Calculations
• Parallel-Axis Theorem
• Moment of Inertia of Compound Objects

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#### Chapter 11: Dynamics of Rotational Motion

• Torque
• Net Torque Calculations
• Work and power for Rotational Motion
• Work-Energy Theorem for Rotational Motion
• Angular Momentum: Single Particle
• Angular Momentum: Rigid Body
• Conservation of Angular Momentum
• Conservation Of Angular Momentum: Application
• Gyroscope
• Gyroscope: Precession

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#### Chapter 12: Equilibrium and Elasticity

• Static Equilibrium - I
• Static Equilibrium - II
• Center of Gravity
• Finding Center of Gravity
• Rigid Body Equilibrium Problems - I
• Rigid Body Equilibrium Problems-II
• Stress
• Strain and Elastic Modulus
• Elasticity
• Plasticity

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#### Chapter 13: Fluid Mechanics

• Density
• Pressure of Fluids
• Pascal's Law
• Application of Pascal's Law
• Buoyancy
• Archimedes' Principle
• Density and Archimedes' Principle
• Laminar and Turbulent Flow
• Equation of Continuity
• Bernoulli's Equation
• Bernoulli's Principle
• Viscosity
• Poiseuille's Law and Reynolds Number

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#### Chapter 14: Gravitation

• Newton's Law of Gravitation
• Gravity between Spherical Bodies
• Acceleration due to Gravity on Earth
• Acceleration due to Gravity on other Planets
• Apparent Weight and Earth's Rotation
• Variation in Acceleration due to Gravity near Earth's Surface
• Potential Energy due to Gravitation
• Escape Velocity
• Circular Orbits and Critical Velocity for Satellites
• Energy of a Satellite in a Circular Orbit
• Kepler's First Law of Planetary Motion
• Kepler's Second Law of Planetary Motion
• Kepler's Third Law of Planetary Motion
• Tidal Forces
• Schwarzschild Radius and Event Horizon
• Detection of Black Holes
• Principle of Equivalence
• Space Time Curvature and the General Theory of Relativity

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#### Chapter 15: Oscillations

• Simple Harmonic Motion
• Characteristics of Simple Harmonic Motion
• Oscillations about an Equilibrium Position
• Energy in Simple Harmonic Motion
• Simple Harmonic Motion and Uniform Circular Motion
• Simple Pendulum
• Torsional and Physical Pendulum
• Damped Oscillations
• Types of Damping
• Forced Oscillations
• Concept of Resonance and its Characteristics

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#### Chapter 16: Waves

• Travelling Waves
• Wave Parameters
• Equations of Wave Motion
• Velocity and Acceleration of a Wave
• Kinetic and Potential Energy of a Wave
• Energy and Power of a Wave
• Interference and Superposition of Waves
• Reflection of Waves
• Propagation of Waves
• Standing Waves
• Modes of Standing Waves

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#### Chapter 17: Sound

• Sound Waves
• Perception of Sound Waves
• Speed of Sound in Solid and Liquids
• Speed of Sound in Gases
• Sound Intensity
• Sound Intensity Level
• Sound Waves - Interference
• Sound Waves - Resonance
• Doppler Effect - I
• Doppler Effect - II
• Shock Waves

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