Flipping Physics
Determining the Spring Constant, k, with a Vertically Hanging Mass
Hooke’s law is demonstrated and graphed. Spring constant, displacement from equilibrium position, and restoring force are defined and demonstrated.
Flipping Physics
Nonuniform Density Center of Mass
Determine the x-position center of mass of a horizontally oriented rod with a length of 0.65 m and linear mass density of [43 - 21 x^2 ] g/m. Want Lecture Notes? https://www.flippingphysics.com/center-mass-nonuniform.html This is an AP...
Flipping Physics
The Derivative and a Demonstration of Position, Velocity and Acceleration
Using the derivative, a position equation is used to determine velocity and acceleration. The motion is demonstrated. Motion graphs are shown and illustrated. The maximum position of the cart is determined.
Flipping Physics
Impulse Derivation and Demonstration
Calculus is used to derive and define Impulse. The force as a function of time acting on a ball is demonstrated and graphed in slow motion. Want Lecture Notes? https://www.flippingphysics.com/impulse-area.html This is an AP Physics C:...
Flipping Physics
Using the R Position Vector to find Velocity and Acceleration
Unit vectors and the derivative are used to determine the velocity and acceleration of an object from the object’s r position vector. The motion is identified as Uniformly Accelerated Motion.
Flipping Physics
Component, Unit, and R Position Vectors
Vector components are reviewed. Unit vectors are introduced and an example is walked through. The “r” position vector is introduced and an example using both “r” position vector and unit vectors is worked through.
Flipping Physics
Physical Pendulum - Period Derivation and Demonstration using Calculus
Calculus is used to derive the angular frequency and period equations for a physical pendulum. A physical pendulum is also demonstrated and real world calculations are performed. This is an AP Physics C: Mechanics topic. Content Times:...
Flipping Physics
Using Integrals to Derive Rotational Inertia of a Long, Thin Rod with Demonstration
We use integrals to derive the #rotationalinertia of a uniform, long, thin rod. And we demonstrate our answer is correct using a Rotational Inertia Demonstrator.
Flipping Physics
AP Physics C: Work, Energy, and Power Review (Mechanics)
Calculus based review of work done by constant and non-constant forces, Hooke’s Law, Work and Energy equations in isolated and non-isolated systems, kinetic energy, gravitational potential energy, elastic potential energy, conservative...
Flipping Physics
Simple Harmonic Motion Derivations using Calculus (Mass-Spring System)
Calculus is used to derive the simple harmonic motion equations for a mass-spring system. Equations derived are position, velocity, and acceleration as a function of time, angular frequency, and period. This is an AP Physics C: Mechanics...
Flipping Physics
Ballistic Pendulum
A ballistic pendulum is demonstrated and a full solution is worked out including real numbers and variable comparisons. Want Lecture Notes or Animated GIFs? https://www.flippingphysics.com/ballistic-pendulum.html This is an AP Physics 1...
Flipping Physics
2 Masses on a Pulley - Conservation of Energy Demonstration
Mass 1 and mass 2 hang from either side of a frictionless #pulley with #rotationalInertia, I, and radius, R. What is the angular acceleration of the pulley? Use #ConservationOfEnergy
Flipping Physics
Do You Feel Your Weight?
No. You do not feel your weight. You feel the force normal acting on you. This video shows why and demonstrates what you feel on an elevator.
Flipping Physics
(2 of 2) Measuring the Rotational Inertia of a Bike Wheel
1) Calculating if our answer makes sense. 2) Why can’t we sum the torques on everything? 3) Finding the force of tension.
Flipping Physics
Introductory Rotational Equilibrium Problem
A uniform 0.093 kg meterstick is supported at the 15 cm and 92 cm marks. When a 0.250 kg object is placed at the 6.0 cm mark, what are the magnitudes of the forces supporting the meterstick?
Flipping Physics
A Tale of Three Accelerations or The Differences between Angular, Tangential, and Centripetal Accelerations
A Silent Film in honor of #DayofSilence to clarify the differences between angular, tangential, and centripetal accelerations
Flipping Physics
Total Mechanical Energy in Simple Harmonic Motion
Calculus is used to derive the total mechanical energy in a horizontal mass-spring system. This is an AP Physics C: Mechanics topic. Content Times: 0:00 Simple Harmonic Motion Review 0:45 Elastic Potential Energy 1:39 Kinetic Energy 2:31...
Flipping Physics
Placing the Fulcrum on a Seesaw
A 200.0 g mass is placed at the 20.0 cm mark on a uniform 93 g meterstick. A 100.0 g mass is placed at the 90.0 cm mark. Where on the meterstick should the fulcrum be placed to balance the system?
Flipping Physics
Moments of Inertia of Rigid Objects with Shape
The moment of inertia of a system of particles equation is used to estimate six different moments of inertia of rigid objects with constant density.
Flipping Physics
Centripetal Acceleration Derivation
We derive both the direction and the equation for centripetal acceleration. Want Lecture Notes? Content Times: 0:00 Introduction 1:02 Where centripetal acceleration comes from 4:36 Deriving the Direction of Centripetal Acceleration 8:46...
Flipping Physics
Force of Gravity and Gravitational Potential Energy Functions from Zero to Infinity (but not beyond)
The force of gravity and the gravitational potential energy between an object and a planet is derived and graphed, inside and outside the planet.
Flipping Physics
Example of Energy Transferred Into and Out of a System
Example: A 7.50 kg block on a level surface is acted upon by a force applied of 35.0 N at an angle of 25.0° below +x axis. The block starts at rest, the coefficient of kinetic friction between the block and surface is 0.245, and the...
Flipping Physics
Rolling Acceleration Down an Incline
Determine the #Acceleration of a uniform, solid cylinder #RollingWithoutSlipping down an #Incline with incline angle θ. The rotational inertia of a uniform, solid cylinder about its long cylindrical axis is ½MR^2. Assume the cylinder...
Flipping Physics
Simple Pendulum - Simple Harmonic Motion Derivation using Calculus
Calculus is used to derive the simple harmonic motion equations for a simple pendulum. Equations derived are position, velocity, and acceleration as a function of time, angular frequency, and period. This is an AP Physics C: Mechanics...