Building Materials The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively: 10, 15, 75 75, 10, 15 10, 75, 15 15, 75, 10 10, 15, 75 75, 10, 15 10, 75, 15 15, 75, 10 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 (iii) and (iv) (i) and (ii) (ii) and (iii) (i) and (iv) (iii) and (iv) (i) and (ii) (ii) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The frog of the brick in a brick masonry is generally kept on Bottom face Longer side Top face Shorter side Bottom face Longer side Top face Shorter side ANSWER DOWNLOAD EXAMIANS APP
Building Materials The nominal size of the modular brick is 200 mm × 200 mm × 100 mm 190 mm × 90 mm × 80 mm 190 mm × 190 mm × 90 mm 200 mm × 100 mm × 100 mm 200 mm × 200 mm × 100 mm 190 mm × 90 mm × 80 mm 190 mm × 190 mm × 90 mm 200 mm × 100 mm × 100 mm ANSWER DOWNLOAD EXAMIANS APP
Building Materials In the method of condensation polymerization, All of these Low-molecular substances are removed from the high molecular substance The reaction proceeds with an evolution of ammonia The reaction proceeds with an evolution of hydrogen chloride All of these Low-molecular substances are removed from the high molecular substance The reaction proceeds with an evolution of ammonia The reaction proceeds with an evolution of hydrogen chloride ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most durable varnish is Oil varnish Water varnish Spirit varnish Turpentine varnish Oil varnish Water varnish Spirit varnish Turpentine varnish ANSWER DOWNLOAD EXAMIANS APP