Calendar: 1880-1881 Page 678

678 APPLIED SCIENCES VIII -&rt$ of Conotvuitton iV -Sketches to be to scale State the theory of lime mortar and concrete Describe the principle of stone preservations Describe three of the best building stones in England Distinguish the uses of yellow fir and white Distinguish pig iron cast malleable and steel sbcl Explain the formula ן and apply it to com- mon inch deal 12 feet long Sketch sections of three iron girders 12 inches deep cast rolled and built respectively and state the reasons for the distinction of form Sketch an arch in stone of 30 feet span and explain the process of equilibration Sketch timber roof truss of 50 feet span and explain the design 10 Sketch timber arch and explain 11 Sketch an iron lattice girder and explain 12 Sketch the foundation of heavy wall in wet clay and explain IX eoiogi Describe the shape of the floor of the Atlantic Ocean and mention the nature of the different deposits which are found on it Describe glohigerina and coccolith and state their classificatory positions Where is oxygen gas found most fully diffused in the ocean י י י &iil&Ift'ρύί Describe river valley using the proper terms Explain the formation of district in which Artesian wells may be sunk successfully State the evidence in favour of the antiquity of man