Answer the following two questions using the following information. Type your answer in the space provided below. Wall d

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Answer The Following Two Questions Using The Following Information Type Your Answer In The Space Provided Below Wall D 1 (33 KiB) Viewed 44 times

Answer the following two questions using the following information. Type your answer in the space provided below. Wall detail of a building is given in the following data: • External wall plaster thickness 15mm Light Concrete Blockwork 130mm Gypsum Board insulation thickness 50mm • Light Concrete Blockwork 100mm • Internal wall plaster thickness 12mm . . Thermal data of external wall of the house 0 . • Conductivity of the external wall plaster 0.57 (W/m°K) Conductivity of the Light Concrete Blockwork 0.20 (W/mK) Conductivity of Gypsum Board insulation 0.16 (W/mK) Conductivity of Internal wall plaster 0.18 (W/m°K) • Resistance of external surface (R) 0.059 (mºC/ W) • Resistance of internal surface (R) 0.121 (mºC/ W) . Questions: a). Calculate the thermal resistance of the above wall. (8.0 marks) b). Calculate the U-value of the above wall. (2.0 marks) 7 A. B I MI