CONFIDENTIAL

CEEHIDEC $2024/$CHE $233$ QUESTION $1($PLO$1,$ CLO$2,$ C$3,$ C$4)$

SAE $30$ Oil flows through a $9$ inch$-$diameter pipe. It has dynamic viscosity and specific weight of $3\mathrm{.}8{10}^{-1}Ns{m}^{-2}$ and $8\mathrm{.}95kN{m}^{-3}$ respectively. If its average velocity is $2\mathrm{.}4m{s}^{-1}$

i$)$ Calculate the Reynold Number and identify the type of flow.

$(4$ marks$)$

$\frac{\text{p}\text{u}\text{d}}{M}$

$\frac{O}{?}=9$ inch

$=3\mathrm{.}8{10}^{-1}Nsm$

$=2\mathrm{.}4m{s}^{-1}$