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Linear Momentum & Rotation
Linear Momentum, Center of Mass and Collision
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What is Center of Mass in a System of Particles? (10:34)
How to Apply Newton’s Second Law to a System of Particles? (8:28)
Impulse-Momentum Theorem: Force vs. Time in Collisions (10:56)
Conservation of Momentum: Elastic vs. Inelastic Collisions (10:15)
1D Elastic Collisions: Deriving Final Velocity Formulas (v1 & v2) (9:53)
Variable Mass Systems: The Rocket Equation Explained (Tsiolkovsky Rocket Equation) (10:05)
Rotational Dynamics, Angular Variables, Inertia and Torque
Angular Variables in Rotation (15:39)
Constant Angular Acceleration: Derivation of Equations of Rotational Motion (11:06)
Moment of Inertia and The Parallel Axis Theorem (13:26)
What is Torque in Physics and How to Find The Direction of Torque (9:32)
Relation between Torque & Angular Momentum (τ = dL/dt) (7:23)
Kinetic Energy of Rotating Bodies (8:07)
Rotational Dynamics: Full Lesson Summary
Rolling, Torque and Angular Momentum
Rolling Without Slipping: The Condition (v = rω) (7:57)
Total Kinetic Energy: Rolling Down an Incline (12:23)
What is Torque? The Key to Understanding Rotational Motion (7:04)
Newton’s Second Law for Rotation – Understanding Angular Momentum (7:10)
Angular Momentum (L = Iω): Calculation for Rigid Bodies (4:36)
Conservation of Angular Momentum: The "Ice Skater" Example (7:54)
Equilibrium and Elasticity
Static vs. Dynamic Equilibrium: Conditions for Stability (Sum of F = 0) (8:19)
The "Ladder Problem": Solving Static Equilibrium with Torque (9:57)
Elasticity in Physics (9:56)
Physics Problems & Solutions (Momentum, Collision and Center of Mass)
Center of Mass of Falling Rocks (3:00)
Conservation of Energy and Linear Momentum Conservation (2:20)
Center of Mass of Two Particles - Projectile Motion (6:43)
Rocket Propulsion: Calculating Fuel Burn with Tsiolkovsky Equation (3:27)
Gravity Assist: How "Slingshots" Boost Spacecraft Speed (3:49)
2D Collisions: Solving Billiard Ball Problems (3:26)
Elevator Survival Myth: Can Jumping Reduce Impulse? (4:41)
Impact Force: Calculating Average Force on a Diver (2:56)
Peak Force vs. Average Force: Impulse in Bat-Ball Collisions (4:06)
Explosion Problems: Calculating Energy Created or Lost (2:28)
Finding the Mass of a Block Using Momentum and Friction (2:56)
Perfectly Inelastic Collision: Sticky Objects Formula (4:36)
Recoil Velocity: Momentum Conservation for Guns (3:20)
Finding Common Velocity: The "Coupling" Formula (3:42)
Conservation of Energy and Momentum Applied to Collision Problems? (5:39)
1D Elastic Collision: Shortcut Formulas for Final Speed (3:51)
2D Collisions (Pucks): Glancing Blows & Scattering (2:30)
Scattering Angle: Finding Direction After 2D Collision (2:04)
Physics Problems & Solutions (Rotation)
Rotational Kinematics: Solving for Time (Given Displacement) (4:17)
Angular Velocity: The "Falling Toast" Problem (3:30)
Stopping a Flywheel: Calculating Angular Deceleration (5:11)
Understanding Angular Velocity Through the Spinning Wheel Arrow Problem (3:36)
Belt & Pulley Systems: Connecting Angular Velocities (v=rω) (2:58)
Number of Revolutions: How Many Turns Before Stopping? (5:19)
Moment of Inertia: Effect of Mass Distribution (mr²) (4:40)
Total Acceleration: Combining Tangential (aₜ) & Radial (aᵣ) (4:41)
Flywheel Physics: Calculating Rotational Kinetic Energy (1/2 Iω²) (3:14)
Net Torque: Calculating Forces on a Plate (3:07)
Torque And Angular Acceleration Explained Through Judo (5:22)
The "Falling Chimney": Angular Acceleration & Torque (5:49)
Physics Problems & Solutions (Rolling, Torque and Angular Momentum)
Rolling Down an Incline: Cylinder Acceleration Formula (5:15)
Rolling Up a Ramp: Conservation of Energy Strategy (5:47)
How to Calculate the Launch Speed of a Rolling Ball (Physics Rolling Motion) (4:53)
Rolling without Slipping Motion and Rolling with Slipping: 2 Phase Physics Problem (9:10)
Torque and Angle Between Force and Position Vector (3:45)
Angular Momentum of a Disc Rotating under Time Dependent Torque (2:50)
Rotational Collision: The "Rod & Putty" Problem (3:33)
Inelastic Rotational Collisions: When L is Conserved (6:16)
Number of Revolutions: How Many Turns Before Stopping?
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