Building Materials Plastic asphalt is A mixture of cement and asphalt A refinery product Used as a water proofing layer over roof A natural asphalt A mixture of cement and asphalt A refinery product Used as a water proofing layer over roof A natural asphalt ANSWER DOWNLOAD EXAMIANS APP
Building Materials The minimum compressive strength of 1st class bricks should be 75 kg/cm² 100 kg/cm² 75 kg/cm² 120 kg/cm² 75 kg/cm² 100 kg/cm² 75 kg/cm² 120 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of lime and sand in the mortar normally used in brick construction are 1 : 2 1 : 4 1 : 6 1 : 8 1 : 2 1 : 4 1 : 6 1 : 8 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following is a rock? Quartz Mica None of these Gypsum Quartz Mica None of these Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials The size of mould for bricks, is generally kept 10% larger than specified size Equal to specified size A little small to specified size A little large to specified size 10% larger than specified size Equal to specified size A little small to specified size A little large to specified size ANSWER DOWNLOAD EXAMIANS APP
Building Materials The slump recommended for mass concrete is about 25 mm to 50 mm 125 mm to 150 mm 50 mm to 100 mm 100 mm to 125 mm 25 mm to 50 mm 125 mm to 150 mm 50 mm to 100 mm 100 mm to 125 mm ANSWER DOWNLOAD EXAMIANS APP