Building Materials The normal curing period for lime mortar, is: 7 days 3 days 9 days 5 days 7 days 3 days 9 days 5 days ANSWER DOWNLOAD EXAMIANS APP
Building Materials A mortar joint in masonry which is normal to the face of wall is known as Bonded joint Wall joint Cross joint Bed joint Bonded joint Wall joint Cross joint Bed joint ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cast iron when heated to red heat with powdered red haematite in an oven for increasing its toughness, is converted to White cast iron Mottled cast iron Grey cast iron Toughed cast iron White cast iron Mottled cast iron Grey cast iron Toughed cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials When a brick is immersed in water for 24 hours and then dried, if No grey or white deposits appear on the surface, the brick is free from soluble salts 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence All listed here 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence No grey or white deposits appear on the surface, the brick is free from soluble salts 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence All listed here 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence ANSWER DOWNLOAD EXAMIANS APP
Building Materials The minimum compressive strength of 2nd class bricks should be 90 kg/cm² 75 kg/cm² 100 kg/cm² 120 kg/cm² 90 kg/cm² 75 kg/cm² 100 kg/cm² 120 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Building Materials Compared to mild steel, cast iron has (i) High compressive strength (ii) High tensile strength (iii) Low compressive strength (iv) Low tensile strength (ii) and (iii) (i) and (ii) (iii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii) (iii) and (iv) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
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