In this video Paul Andersen explains how the angular momentum of an object if a product of the rotational inertia and the angular velocity. The rotational inertia depends on the mass, radius and shape of the rotating objects. A sample...

In this video Paul Andersen explains rotating object have angular momentum. The angular momentum of a point object is the product of the distant from the center of rotation and the linear momentum. The angular momentum of an extended...

In this video Paul Andersen explains how a net torque acting on an object will create rotational motion. This motion can be described by the angular displacement, angular velocity, and angular acceleration. The linear velocity can be...

Torque & Moment of Inertia: Physics Problem with Multiple Forces

This video explains the concept of rotational kinetic energy stored in a flywheel, demonstrating its application in vehicles like trucks for efficient energy usage

This video explains how the removal of mass affects an object's rotational inertia, demonstrating the calculation of percentage decrease in rotational inertia when an innermost or outermost particle is removed.

This content walks through a multi-step physics problem involving a block sliding down a frictionless surface and undergoing an inelastic collision with a pivoted rod, causing the combined system to swing upwards. It demonstrates the...

This video walks through a numerical problem involving rotational motion, specifically calculating acceleration, angular acceleration, and tension in a system with a falling block and a rotating pulley

This content explains how to calculate the rotational inertia and angular momentum of a rigid structure composed of a circular hoop and a square frame made of thin rods. It demonstrates the application of the parallel-axis theorem to...

This content solves a multi-part physics problem involving a solid ball that first rolls smoothly along a horizontal path, then up a ramp onto a plateau, and finally launches horizontally to land at a specific distance. It demonstrates...

This content analyzes the motion of a bowling ball as it transitions from sliding to smooth rolling on a lane. It explains the role of kinetic friction in simultaneously causing linear deceleration and angular acceleration. The video...

This content explains the rotational dynamics of a judo foot-sweep, calculating the initial angular acceleration of an opponent. It analyzes the torques produced by both gravity and an applied pull, demonstrating how force placement and...

This video solves a physics problem that demonstrates how to calculate the net torque acting on a rigid body due to multiple applied forces. It covers the concept of torque, moment arm, and vector summation

This content explores the kinetic energy of a rolling object, comprising both rotational kinetic energy (1/2 I omega^2) and translational kinetic energy (1/2 M v_com^2). It emphasizes energy conservation in rolling, the crucial role of...

This content explains Newton's Second Law for Rotation (τnet =Iα), drawing a clear analogy with its linear counterpart. It then demonstrates its application by solving a detailed problem involving a falling block and a rotating disk,...

This content explains how to calculate the kinetic energy of a rotating body, introducing the concept of rotational inertia (also known as moment of inertia). It clarifies that rotational inertia depends on both the mass and its...

This content explains and solves a physics problem involving an inelastic collision in rotational motion. A uniform rod, pivoted at one end, collides with a putty ball that sticks to its end. The solution demonstrates how to calculate...

Carrying a pole helps the walker increase their rotational inertia, which aids in maintaining stability while walking over the narrow rope. The pole also adds more weight below the center of gravity of the walker, which is another bonus...

Carrying a pole helps the walker increase their rotational inertia, which aids in maintaining stability while walking over the narrow rope. The pole also adds more weight below the center of gravity of the walker, which is another bonus...

Torque basics explained, in this video we quickly learn what is torque and how it is used with worked examples and gears to illustrate the principle in under 2 minutes.

This is a review of all of the dimensions used in AP Physics C - Mechanics. Okay, maybe it doesn't cover some of the basic dimensions, however, if you don't know that linear velocity is in furlongs per fortnight, then I probably can't...

These are my solutions to the Multiple Choice section of the Mechanics portion of the 1998 AP Physics C released exam. AP® is a registered trademark of the College Board, which was not involved in the production of, and does not...

0:00 Intro

0:11 Circular Motion: Angular Velocity and Angular Accler
ation
0:37 Circular Motion: Centripetal Ac
celeration
0:56 Circular Motion: Arc Length, Tangential Velocity and Tangenti
al...

Equations to memorize for the AP Physics 1 Exam.