Building Materials Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? Alumina and iron Alkalies and magnesium Lime stone and alumina Silica and alkalies Alumina and iron Alkalies and magnesium Lime stone and alumina Silica and alkalies ANSWER DOWNLOAD EXAMIANS APP
Building Materials Distemper is A drying agent A water proofing agent A paint consisting of powdered chalk, pigments and water A paint consisting of colored cement and water A drying agent A water proofing agent A paint consisting of powdered chalk, pigments and water A paint consisting of colored cement and water ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following cements is suitable for use in massive concrete structures such as large dams? Sulphate resisting cement Rapid hardening cement Low heat cement Ordinary Portland cement Sulphate resisting cement Rapid hardening cement Low heat cement Ordinary Portland cement ANSWER DOWNLOAD EXAMIANS APP
Building Materials Veneering means Chemically treating timber planks Thin layer of superior wood glued to inferior wood Carving out designs on timber planks Thick layer of superior wood glued to inferior wood Chemically treating timber planks Thin layer of superior wood glued to inferior wood Carving out designs on timber planks Thick layer of superior wood glued to inferior wood ANSWER DOWNLOAD EXAMIANS APP
Building Materials Proper amount of entrained air in concrete results in (i) Better workability (ii) Better resistance to freezing and thawing (iii) Lesser workability (iv) Less resistance to freezing and thawing (ii) and (iii) (i) and (iv) (i) and (ii) (iii) and (iv) (ii) and (iii) (i) and (iv) (i) and (ii) (iii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The slump recommended for mass concrete is about 25 mm to 50 mm 50 mm to 100 mm 125 mm to 150 mm 100 mm to 125 mm 25 mm to 50 mm 50 mm to 100 mm 125 mm to 150 mm 100 mm to 125 mm ANSWER DOWNLOAD EXAMIANS APP