Building Materials For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of 1 : 3 1 : 2 1 : 6 1 : 4 1 : 3 1 : 2 1 : 6 1 : 4 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Calcination of iron ores is done By roasting in heaps To remove moisture To remove carbonic acid All listed here By roasting in heaps To remove moisture To remove carbonic acid All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials The age of a tree can be known by examining Heart wood Annular rings Cambium layer Medullary rays Heart wood Annular rings Cambium layer Medullary rays ANSWER DOWNLOAD EXAMIANS APP
Building Materials Specific gravity for most of the building stones lies between 2.5 to 3.0 1.5 to 2.0 3.0 to 3.5 2.0 to 2.5 2.5 to 3.0 1.5 to 2.0 3.0 to 3.5 2.0 to 2.5 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Cast steel is manufactured by Open hearth process Bessemer process Cementation process Crucible process Open hearth process Bessemer process Cementation process Crucible process ANSWER DOWNLOAD EXAMIANS APP
Building Materials First class timber has an average life of Less than one year 1 to 5 years More than 10 years 5 to 10 years Less than one year 1 to 5 years More than 10 years 5 to 10 years ANSWER DOWNLOAD EXAMIANS APP
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