Physics Fundamentalized

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Eric Scheidly, a university and high school physics teacher, presents a series of physics lectures on classical mechanics and electricity and magnetism.

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Website
http://www.physicsfundamentalized.com
Description
Calculus based physics for undergraduate and high school physics students.
Language
🇬🇧 English
last modified
2018-09-13 17:43
last episode published
2018-09-11 11:30
publication frequency
47.25 days
Contributors
Eric Scheidly owner   author  
Explicit
false
Number of Episodes
79
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Detail page
Categories
Unsorted

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Episodes

Date Thumb Title & Description Contributors
11.09.2018

Lecture 103: Derivatives Part II

6.09.2018

Lecture 102: Derivatives

5.09.2018

Lecture 101: Kinematics

9.02.2018

Lecture 044: Capacitance

Capacitance is defined in the context of an arrangement of parallel plates. The electric field energy per unit volume is also derived.
5.02.2018

Lecture 043: Equipotentials

The notion of lines of equipotential is introduced and explored.
2.02.2018

Lecture 042: Parallel Conducting Plates

The electric potential between two parallel conducting plates of known surface charge density is discussed in detail. This example is of particular interest because it is used to illuminate the relationship between force, field, voltage and energy.
1.02.2018

Lecture 041: Spherical Electrical Potentials

The integral that defines electric potential is evaluated in the context of two uniform, spherically symmetric charge distributions, the first of which results in the electric potential due to a point charge.
31.01.2018

Lecture 040: Electric Potential

The Electrostatic Potential energy is derived from the work-energy theorem which leads, in turn to our definition of electric potential, the energy per unit charge.
31.01.2018

Lecture 040: Electric Potential

The Electrostatic Potential energy is derived from the work-energy theorem which leads, in turn to our definition of electric potential, the energy per unit charge.
5.12.2017

Lecture 031: Damped Oscillator

The harmonic oscillator is solved with a damping force proportional to the speed of the oscillator.
4.12.2017

Lecture 030: Harmonic Oscillation Part II

The principles of harmonic motion are reviewed and then applied to three examples: the simple pendulum, the physical pendulum and a can bobbing in water.
1.12.2017

Lecture 029: Harmonic Oscillation

The problem of a mass connected to a spring is analyzed using Newton's 2nd law to reveal the harmonic oscillator differential equation which is then solved for the position, velocity and acceleration of the oscillator as a function of time. Arguments ...
27.11.2017

Lecture 028: The Motion of the Planets

A modern demonstration of the discovery that a one over r squared force law results in planetary motions that are ellipses in agreement with Kepler’s observations.
22.11.2017

Lecture 027: Gravitational Potential Energy

The gravitational potential energy between two mutually attracting bodies is derived. After, several essential applications of universal gravitation are presented.
20.11.2017

Lecture 026: Universal Gravitation

The formulation of Newton’s Universal Gravitational Law is explored in its historical context. After advice is given on applying the law, one of its consequences is revealed.
13.11.2017

Lecture 025: Angular Momentum

The angular momentum of a point particle is defined and discussed in the context of a classic demonstration.
9.11.2017

Lecture 024: Rolling

Rolling is described as a linear superposition of translational and rotational motion. A revelation is made regarding using the point of contact between the rolling object and the surface as the axis of rotation for the motion. The principles are app...
8.11.2017

Problem Solving: Torque

The problem of a pulley with a single mass attached is solved two different ways; with Newton's 2nd Law and with Energy. The differences in these two approaches are discussed. Also, the problem of a rigid uniform rod rotating vertically about a hinge...
6.11.2017

Lecture 023: Torque

Torque is demonstrated in the context of the classroom door and defined such that a rotational analog on Newton’s second law results. With this new version of the law, the problem of an Atwood’s machine with a massive pulley is solved.
3.11.2017

Lecture 022: Moments of Inertia Part II

The moment of inertia of a disk is derived and used to compare the dynamics of of a hoop and a disk of equal mass and radius as they roll down identical inclines. The fraction of energy transferred to rotational motion is discussed.
2.11.2017

Lecture 021: Moments of Inertia Part I

The moments of inertia are calculated for a few simple cases; a point particle, a hoop, a rod about its center of mass and a rod about its end. General observations are made about the properties of the moment of inertia including a derivation of the p...
1.11.2017

Lecture 020: Rotational Kinetic Energy

The rotational kinetic energy of an arbitrarily shaped mass is investigated, leading to the definition of the moment of inertia.
31.10.2017

Lecture 019: Rotational Kinematics

The kinematic quantities, position, velocity and acceleration, are cast into their rotational analogs.
25.10.2017

Lecture 018: Center of Mass Part II

A special presentation involving the solution of elastic collisions in the center of mass frame of reference.
24.10.2017

Lecture 017: Center of Mass Part I

The center of mass is defined in both its discrete and continuous forms and the observation is made that a system of particles can be generalized as the center of mass motion. Two essentials derivations are performed while finding the center of mass o...
23.10.2017

Lecture 016: Elastic Collisions

The nature of elastic collisions is explored and it is pointed out that, by using mass ratios and coordinate systems in relative motion, all elastic collisions may be reduced to the collision of equal masses with one initially at rest.
20.10.2017

Lecture 015: Conservation of Momentum Part I

An example of the application of the conservation of momentum to a classic situation is described in detail. Newton's cradle is explained.
19.10.2017

Lecture 014: Rocket Motion

After a brief discussion of the notion of systems as it relates to momentum and its conservation, the velocity of a rocket in deep space as a function of fuel consumption is derived.
19.10.2017

Lecture 015: Conservation of Momentum

An example of the application of the conservation of momentum to a classic situation is described in detail. Newton's cradle is explained.
18.10.2017

Lecture 013: Linear Momentum

Momentum is introduces in the context of what Newton described as the quantity of motion. The second law is then cast into a momentum form, revealing the notion of impulse and the suggestion of momentum as a conserved quantity.
11.10.2017

Lecture 012: Conservation of Energy

A customized form of the law of conservation of energy is derived and its features described in detail. The relationship between conservative forces and their associated potential energies is revealed and explained. Finally, power is defined and its p...
9.10.2017

Lecture 011: Spring Potential Energy

The spring potential energy is derived.
6.10.2017

Lecture 010: Gravitational Potential Energy

The general definition of work is discussed as a practical matter, followed by a derivation of the gravitational potential energy.
5.10.2017

Lecture 009: Relativistic Energy

In a special lecture of the series the kinetic energy is derived once again, but this time with respect for the variation of the mass with velocity resulting in the famous mass-energy relation. It goes on so long, a classroom door is used for extra sp...
4.10.2017

Lecture 008: The Work Energy Theorem

In this, the introductory lecture on energy, the kinetic energy is derived using calculus by computing the effect of a force acting in the direction of motion. Energy is also described as a universal symmetry and some practical maters of its applicati...
28.09.2017

Problem Solving: Newton's Laws

The first of the more informal problem solving sessions in preparation for the exam. A toaster is pulled by its cord and the angle of maximum acceleration is determined. A block slides on a slab which, in turn, rests on a frictionless surface.
27.09.2017

Lecture 007: Viscous Drag Part II

The velocity of an object subject to a drag force proportional to the square of the velocity is derived as well as the velocity of an object falling under the influence of gravity while subject to a drag force.
26.09.2017

Lecture 006: Viscous Drag Part I

Newton’s second law is used to find the position, velocity and acceleration of an object subject to a viscous drag force that it proportional to the velocity.
25.09.2017

Lecture 005: Circular Motion

The centripetal acceleration is revealed by computing the change in the velocity vector for an object moving around a circular arc at constant speed. To follow up, three essential examples of circular motion are demonstrated; the vertical loop, the gra...
21.09.2017

Lecture 004: The Friction Force

The nature of the generalized friction force and how to calculate it is presented in detail immediately followed by two essential problems; an object skidding to rest on a surface and the classic inclined plane. Particular focus is given to the inclin...
20.09.2017

Lecture 003: Free Body Diagrams

A horse drawn cart is used as a classic example of the application of Newton's Second Law. Free body diagrams are drawn for the system with detailed explanation and advice regarding the technique. With the diagrams complete, the law is applied and th...
19.09.2017

Lecture 002: The 2nd and 3rd Laws

18.09.2017

Lecture 001: Inertia

12.09.2017

Introduction Part IV

11.09.2017

Introduction Part III

7.09.2017

Introduction Part II

6.09.2017

Introduction Part I

5.09.2017

The Interview

Eric Scheidly talks about the lecture series and what he wants listeners to get out of it. He also talks about what drew him physics and why it is so important.
3.03.2009

Lecture 026: Power

25.02.2009

Lecture 025: Work