HT 10.2 Boussinesq Approximation

* Two parts to the Boussinesq Approximation
1. Linear variation of density with temperature
2. Only gravity term is expanded, while in others density constant
* A natural velocity scale arises in free convection
* Grashof is equivalent to square of Re

Lectures delivered in IIT Bombay, Department of Chemical Engineering
CL246 2020-2 (or Jan 2021)
Lecture slides can be viewed/downloaded from here:

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