This is what a theoretical physics exam looks like at university

assorted solutions:

Double pendulum (Q1): https://www.youtube.com/watch?v=neh86u7_TIk

Perturbation theory (Q2): http://physicspages.com/pdf/Griffiths%20QM/Griffiths%20Problems%2006.01.pdf
http://physicspages.com/pdf/Griffiths%20QM/Griffiths%20Problems%2006.04.pdf

Spin (Q3d):
http://physicspages.com/pdf/Griffiths%20QM/Griffiths%20Problems%2004.28.pdf

Special relativity (Q4):
https://www.astro.umd.edu/~miller/teaching/astr498/srpractice.pdf

Please subscribe ❤ https://www.youtube.com/user/tibees?s...

Twitter: https://twitter.com/TobyHendy