Building Materials Calcination of iron ores is done To remove carbonic acid To remove moisture By roasting in heaps All listed here To remove carbonic acid To remove moisture By roasting in heaps All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials The variety of pig iron used for the manufacture of steel by Bessemer process, is Bessemer pig White forge pig Grey pig Mottled pig Bessemer pig White forge pig Grey pig Mottled pig ANSWER DOWNLOAD EXAMIANS APP
Building Materials The base material for distemper, is Cement wash Chalk Lime putty Lime Cement wash Chalk Lime putty Lime ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bituminous fells are used for Covering A.C. sheets P.C. Covering sloping roofs None to these Covering A.C. sheets P.C. Covering sloping roofs None to these 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 (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 Which of the following has more fire resisting characteristics? Compact sand stone Lime stone Granite Marble Compact sand stone Lime stone Granite Marble ANSWER DOWNLOAD EXAMIANS APP