Oil $($cv$=1\mathrm{.}8$kJ$/($kg$$K$)$

$,\backslash$rho $=910$kg$/$m$3$

$)$ flows steadily through a long insulated constant$-$diameter pipe at a volume flow rate of $10$ m$3/$min

$.$ The conditions at the inlet are p$=3000$kPa

$,$ T$=15$C

$,$ V$=10$m$/$s

$,$ and z$=100$m

$.$ The conditions at the exit are p$=2000$kPa

and z$=0$m

$.$ Part A Evaluate the velocity $($V$)$ at the exit. Part B Determine the exit temperature $($T$2).$