Building Materials Permanent magnets are made of high carbon steel and 15% of cobalt 20% of cobalt 35% of cobalt 45% of cobalt 15% of cobalt 20% of cobalt 35% of cobalt 45% of cobalt ANSWER DOWNLOAD EXAMIANS APP
Building Materials The main ingredients of Portland cement are Lime and alumina Silica and alumina Lime and silica Lime and iron Lime and alumina Silica and alumina Lime and silica Lime and iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials A bull nose brick is not used for Pillars Decoration purpose Rounding off sharp corners Arches Pillars Decoration purpose Rounding off sharp corners Arches ANSWER DOWNLOAD EXAMIANS APP
Building Materials Study the following statements. (i) Hydraulic lime is suitable for white washing, (ii) Fat lime is suitable for whitewashing, (iii) Hydraulic lime is suitable for making mortar, (iv) Fat lime is suitable for making mortar. (i) and (ii) (iii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii) (iii) and (iv) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials A ferrous metal is Cast iron All of these Steel Wrought iron Cast iron All of these Steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime is None of these Calcium hydroxide Calcium carbonate Calcium oxide None of these Calcium hydroxide Calcium carbonate Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
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