Q Nos. $1$: Determine

$[10][$CLO$-2,$ PLO$-3,$ C$3]$

a$.$ A building with a $120$ ft by $80$ ft roof, located in Cincinnati, Ohio, has a roof constructed of $1$ in$.$ wood with R$-5\mathrm{.}5$ insulation and a suspended ceiling. The inside design condition is $78$ F$.$ Determine the net roof cooling load at September $21$ at noon.

b$.$ A room facing east, in the Shelton Motel in St$.$ Louis, Missouri, has a $60$ ft window with an aluminum frame with a thermal break. The window is $4$ in$.$ single heat$-$absorbing glass. Light colored interior venetian blinds are used. The wall is a metal curtain wall with a U$-$value of $0\mathrm{.}14$ and area of $40$ft$?.$ Building construction is lightweight. Find the cooling load on this wall and window on $21$ August at $10$ am$.$ The room is at $78$ F DB$.$