Building Materials Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warp during drying and burning, from the following: Lime Alumina Iron-oxide Magnesia Lime Alumina Iron-oxide Magnesia ANSWER DOWNLOAD EXAMIANS APP
Building Materials Ultimate strength to cement is provided by Tetra calcium alumino ferrite Di-calcium silicate Tri-calcium aluminate Tri-calcium silicate Tetra calcium alumino ferrite Di-calcium silicate Tri-calcium aluminate Tri-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Invar contains 24% of nickel 30% of nickel 36% of nickel 12% of nickel 24% of nickel 30% of nickel 36% of nickel 12% of nickel ANSWER DOWNLOAD EXAMIANS APP
Building Materials The compound of Portland cement which contributes to the strength after two to three years is Tri-calcium silicate Tetra-calcium alumino ferrite Tri-calcium aluminate Di-calcium silicate Tri-calcium silicate Tetra-calcium alumino ferrite Tri-calcium aluminate Di-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Duco paints are Plastic paints Cellulose paints Oil paints Emulsion paints Plastic paints Cellulose paints Oil paints Emulsion paints ANSWER DOWNLOAD EXAMIANS APP
Building Materials Crushing strength of a first class brick should not be less than 10.5 N/mm² 3.5 N/mm² 7.0 N/mm² 14.0 N/mm² 10.5 N/mm² 3.5 N/mm² 7.0 N/mm² 14.0 N/mm² ANSWER DOWNLOAD EXAMIANS APP
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