Car Pulling Trailer Physics Problem

Il Ponte tra Danimarca e Svezia

Part 1 of 4:

http://www. youtube.com / user / # OrionAQ p/a/061184FC9C90B153/0/eP1IjHvII-k

Part 2 of 4:

http://www.youtube.com/user/OrionAQ # p / a/061184FC9C90B153/1/mtvd17XkBZA

Part 3 of 4:

http://www.youtube.com/user/OrionAQ#p/a/061184FC9C90B153/2/rqhoR28Th3g

Parte 4 di 4:

http://www.youtube.com/user/OrionAQ#p/c/061184FC9C90B153/3/3KTM2r9BNwg