- Problem 2 20 Marks In Conduction Heat Transfer Experiment It Is Of Desired To Determine Thermal Conductivity Of A M 1 (135.45 KiB) Viewed 30 times
Problem #2 (20 Marks): In conduction Heat Transfer experiment, it is of desired to determine thermal conductivity of a metal, following notes were recorded. V (Volts) I(Amps) 158 0.25 Sample No. Ti (C) 61.5 0.00 Q(W) T2 (C) 55.2 0.02 Thotface (C) T3 (C) 49.0 0.04 T coldface (C) T.(C9) 35.0 0.055 Tint (K) T: (09) T: (09) 29.8 21.0 0.065 -0.08 Kint (W/m.K) Dist from T1 1 Calculations Calculate Thermal Conductivity as required. = Note that Specimen Diameter = 30 mm. Use: Aint (1DP/4), Thotface (T3 - (T2-T3)/2), Tcoldface = (T6 + (T6-T)/2), ATint = (T hotface T coldface), & Kint = (Q.ATtnAint . AT ..)