xAssignments: EML4123.001 x H21 × | M McGraw Hill Connect Eb: x | G convert thermal consuctivi/X | EML 4220 Vibations ←...
xAssignments: EML4123.001 x H21 × | M McGraw Hill Connect Eb: x | G convert thermal consuctivi/X | EML 4220 Vibations ← → σ A Not secure lezto.mheducation.com.hm.tpx Amanda Hymer EML 4123: Heat Transfer: EML4123.001U19 Heat Transfer Instructions help H01 Question 68 (of 68) 68. 1.47 points The Inner and auter surfaces of a 25 cm thck ll n summer are at 2 and 34"C, respectvely. The outer surface of the wall exchanges heat hy radlation wth the surrounding surtaces at 40 , and convection with amblent alr alt 40 wth a conection heat transfer cnefficlent af 8 Wim2.K. Solar radlatlon is Inclcent on the surface at a rate of 150 Wim2, If both the emisslvity and the solar absarptlivity of the uter sutce are D., determine the effective thermal oonductivity of the wall. 〔Round your answer up to 4 cenímal planes.) Take σ-5.67x10-8 wm2.K4 150 W/m2 27°C as = ε = 0.8 air and surroundings, 40C h = 8 W/m 2-K The thermal conductivity of the wall is 6.586 Wim "C Hints int # Chesk my woxk 7%14 PM O Type here to search 5/26/2019
xAssignments: EML4123.001 x H21 × | M McGraw Hill Connect Eb: x | G convert thermal consuctivi/X | EML 4220 Vibations ← → σ A Not secure lezto.mheducation.com.hm.tpx Amanda Hymer EML 4123: Heat Transfer: EML4123.001U19 Heat Transfer Instructions help H01 Question 68 (of 68) 68. 1.47 points The Inner and auter surfaces of a 25 cm thck ll n summer are at 2 and 34"C, respectvely. The outer surface of the wall exchanges heat hy radlation wth the surrounding surtaces at 40 , and convection with amblent alr alt 40 wth a conection heat transfer cnefficlent af 8 Wim2.K. Solar radlatlon is Inclcent on the surface at a rate of 150 Wim2, If both the emisslvity and the solar absarptlivity of the uter sutce are D., determine the effective thermal oonductivity of the wall. 〔Round your answer up to 4 cenímal planes.) Take σ-5.67x10-8 wm2.K4 150 W/m2 27°C as = ε = 0.8 air and surroundings, 40C h = 8 W/m 2-K The thermal conductivity of the wall is 6.586 Wim "C Hints int # Chesk my woxk 7%14 PM O Type here to search 5/26/2019