Derivation of the continuity equation of fluid dynamics | Lecture 49 | Vector Calculus for Engineers

Derivation of the continuity equation of fluid mechanics using the divergence theorem. Join me on Coursera: https://imp.i384100.net/mathematics-f... Lecture notes at http://www.math.ust.hk/~machas/vector... Paperback at https://www.amazon.com/Vector-Calculu... Subscribe to my channel: http://www.youtube.com/user/jchasnov?...