QUESTION 10 (a) Briefly explain two main differences between embodied energy and operational energy. (2 marks) (b) The d

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Question 10 A Briefly Explain Two Main Differences Between Embodied Energy And Operational Energy 2 Marks B The D 1 (13.42 KiB) Viewed 40 times

QUESTION 10 (a) Briefly explain two main differences between embodied energy and operational energy. (2 marks) (b) The dimensions of a reinforced concrete beam are 280 mm (width) x 325 mm (depth) x 4 m (length). The beam contains 4 mild steel bars of the diameter of 20 mm. The properties of concrete and mild steel are shown in the Table below. Determine the embodied energy of the beam. (3 marks) Material Density (kg/m³) Embodied Energy (MJ/kg) Concrete 2400 1.9 Mild steel 7.800 20.2