... mdot(kg/s)50001000015000200002500030000 Heat rate, q(W) 0.1 0.2 0.3 0 .4 0.5 Mass flowrate, mdot(kg/s) 42 43 44 45 46 Outlet temperature, Tmo(C)Although q increases with increasing m due to the attendant increase in ReD, and ... ) 4/ 50 .4 4/50 .43 DNu0.023RePr0.0239. 143 100.68229.12==×=2ihNuk/D29.120.0373 W/mK/0.025 m43 .4 W/mK.=⋅=×⋅=⋅Hence, the outlet temperature is( )( )2m,o-3212T0.025 m2 m43 .4 W/mKexp 4. 50110 ... W/m0.04m0.02mqDDTT40C48.2C 4 h D 41 840 W/mK0.02m−−=+=+=×⋅oo& and ( ) ( )6322w,max10 W/mT0.02m0.01m 41 5 W/mK=−−×⋅( )26310 W/m0.02m0.02n48.2C52.4C.215...