Referencing Styles : APA
Exercise 1: Excel (20% of total marks) Microsoft Excel is used extensively in the industry for a wide range of purposes. Students are to develop a spreadsheet based application to determine the optimum diameter for a ventilation shaft for a ventilation flow rate of 200 m3/s. It may be assumed that the cost of power is Au$ 0.45 kWhr. The following apply Shaft sinking Set up and decommissioning costs $ 1,000,000 Excavation cost $ 450/m3 Fittings and Lining $ 500/m Shaft Data Shaft depth 1000m Friction factor 0.006 kg/m3 Air density 1.2 kg/m3 Fan efficiency 70% Shaft life 20 years Annual rate of interest 10% Students should look at Chapter 5 and 9 provided in the
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