Building Materials The preparation of surface of stone to obtain plain edges or to obtain stones of required size and shape is known as Seasoning of stones Dressing of stones Blasting of stones Quarrying of stones Seasoning of stones Dressing of stones Blasting of stones Quarrying of stones ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which one of the following is an air binding material? Acid-resistant cement All of these Gypsum Quick lime Acid-resistant cement All of these Gypsum Quick lime ANSWER DOWNLOAD EXAMIANS APP
Building Materials The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as Bessemer process Cementation process Crucible process Open hearth process Bessemer process Cementation process Crucible process Open hearth process ANSWER DOWNLOAD EXAMIANS APP
Building Materials Calcination of iron ores is done To remove carbonic acid By roasting in heaps To remove moisture All listed here To remove carbonic acid By roasting in heaps To remove moisture All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials The usual percentages of clay and metal in cermet are: 80%, 20% 70%, 30% 50%, 50% 60%, 40% 80%, 20% 70%, 30% 50%, 50% 60%, 40% ANSWER DOWNLOAD EXAMIANS APP
Building Materials The main constituent of cement which is responsible for initial setting of cement is tricalcium aluminate All of these dicalcium silicate tricalcium silicate tricalcium aluminate All of these dicalcium silicate tricalcium silicate ANSWER DOWNLOAD EXAMIANS APP
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