1. Which of the quantities listed below are flow properties and which are fluid properties?
- pressure
- temperature
- velocity
- density
- stress
- speed of sound
- specific heat
- pressure gradient
2. For a fluid of density ρ in which solid particles of density ρs are uniformly dispersed, show that if x is the mass fraction of solid in
the mixture, the density is given by
![1083_Equ 5.jpg](https://secure.tutorsglobe.com/CMSImages/1083_Equ 5.jpg)