Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)
EGBC National Exam — Mining and Mineral Processing Engineering, 09-MMP-A3 Mineral Processing, 2018-May. 3 hours duration, closed book; only an approved Casio or Sharp calculator permitted. Six questions constitute a complete exam paper (100 marks total).
Reference texts: Wills & Finch, Wills' Mineral Processing Technology, 8th ed. (metallurgical balances, recovery/enrichment ratio and separation efficiency – Ch. 1 & 12; comminution, crushers and mills – Ch. 6; gravity concentration – Ch. 10; magnetic and electrostatic separation, heavy-mineral-sand flowsheets – Ch. 13; froth flotation, cells and reagents – Ch. 12; classification, hydrocyclones and partition curves – Ch. 9; solid-liquid separation and tailings dams – Ch. 15 & 17); Taggart, Handbook of Mineral Dressing (heavy-liquid density calculations, classical two-product formulas).
