$1.(25)$ The HeartMate $3$ LVAD has a pressure$-$flow relationship Plvad$=$Plvad$($Q$=0)-1/2$ V$2$ where Q$=$V$*$A $,$ V$=$average velocity in cm$/$sec$,$ A$=$pump output cross$-$sectional area in cm$2.$ Plvad $($Q$=0)=143$ mm Hg$.1330($dynes$/$cm$2)/$mm Hg $,=1\mathrm{.}05$ gm$/$mL$.$ Vim$=$r$$ with r in cm and $=$rotational velocity in rad$/$sec $,$maximum V$=$Vim. Pump rpm$=6400$ revolutions$/$min$.$ Assume Bernoulli$$s equation applies for all calculations. a$)(5)$Calculate Plvad$($Q$=0)$ in dynes$/$cm$2$ b$)(5)$Calculate Vim in cm$/$sec$.$ c$)(15)$For Plvad$($Q$=61.(25)$ The HeartMate $3$ LVAD has a pressure$-$flow relationship Plvad$=$Plvad$($Q$=0)-1/2$ V$2$ where Q$=$V$*$A $,$ V$=$average velocity in cm$/$sec$,$ A$=$pump output cross$-$sectional area in cm$2.$ Plvad $($Q$=0)=143$ mm Hg$.1330($dynes$/$cm$2)/$mm Hg $,=1\mathrm{.}05$ gm$/$mL$.$ Vim$=$r$$ with r in cm and $=$rotational velocity in rad$/$sec $,$maximum V$=$Vim. Pump rpm$=6400$ revolutions$/$min$.$ Assume Bernoulli$$s equation applies for all calculations. a$)(5)$Calculate Plvad$($Q$=0)$ in dynes$/$cm$2$ b$)(5)$Calculate Vim in cm$/$sec$.$ c$)(15)$For Plvad$($Q$=6$ L$/$min$)=100$ mm Hg calculate V$($cm$/$sec$),$r$($cm$),$ and A$($cm$2)$L$/$min$)=100$ mm Hg calculate V$($cm$/$sec$),$r$($cm$),$ and A$($cm$2)$