Building Materials According to IS specifications, the compressive strength of ordinary Portland cement after three days should not be less than 11.5 MPa 16 MPa 21 MPa 7 MPa 11.5 MPa 16 MPa 21 MPa 7 MPa ANSWER DOWNLOAD EXAMIANS APP
Building Materials To retard the initial setting time of cement, the compound responsible, is Tri-calcium aluminate Di-calcium silicate Tri-calcium silicate Gypsum Tri-calcium aluminate Di-calcium silicate Tri-calcium silicate Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials The coefficient of hardness of stones used in road work should be greater than 15 10 17 12 15 10 17 12 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The preparation of surface of stone to obtain plain edges or to obtain stones of required size and shape is known as Quarrying of stones Seasoning of stones Blasting of stones Dressing of stones Quarrying of stones Seasoning of stones Blasting of stones Dressing of stones ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is 30° 90° 45° 0° 30° 90° 45° 0° ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime Reacts with carbon dioxide May be used for white-washing All listed here Generates heat when added to water Reacts with carbon dioxide May be used for white-washing All listed here Generates heat when added to water ANSWER DOWNLOAD EXAMIANS APP
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