Good readings

07/14/2020

Centripetal acceleration proof....not as easy as you may think

05/29/2020

Centripetal acceleration proof....not as easy as you may think

01/13/2020

Range equation proof (launch from ground)

09/09/2019

Friction coef. with a grain of salt

04/11/2019

Celestial mechanics

In case you need to know where all these equations come from...

03/26/2019

aether.lbl.gov/www/classes/p10/gr/PrecessionperihelionMercury.htm

Precession of the perihelion of Mercury

02/24/2019

Conservation of momentum at its best! The ASTOBLASTER

02/07/2019

A good review of vectors. Always handy...

02/07/2019

A passage from Feynman's Lectures on Physics about "pseudo-forces"

01/19/2019

Some gory but useful derivations on the circular motions. In particular, an extensive explanation why r·u=0 in uniform circular motion (i.e radial dot velocity vector, see pp.10)

01/02/2019

The not so simple pendulum

12/31/2018

Newton's Principia: I cannot think of a better reading than this one. WARNING: It's all GEOMETRY and TRIG!!!

12/25/2018

An article dedicated to the necessity of basic math and trigonometry aka the first lectures of PH-111

12/20/2018

The author Isaac Asimov was not only famous for his science fiction writings but also for actual science published work. Here's a section from one of his books that takes a novel and very entertaining approach to Physic

12/15/2018

A message from the Great Feynman