Building Materials For melting one tonne of cast iron All listed here One quintal coke is required 20 kg limestone is required 700 m3 air is required All listed here One quintal coke is required 20 kg limestone is required 700 m3 air is required ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is 90° 30° 0° 45° 90° 30° 0° 45° 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) (i) and (iv) (ii) and (iii) (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is 70 : 20 : 10 80 : 13 : 7 None of these 60 : 35 : 5 70 : 20 : 10 80 : 13 : 7 None of these 60 : 35 : 5 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Softer variety of steel may be obtained by Cementation process Crucible process Bessemer process Open hearth process Cementation process Crucible process Bessemer process Open hearth process ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lime stone is not a Stratified rock Sedimentary rock Metamorphic rock Aqueous rock Stratified rock Sedimentary rock Metamorphic rock Aqueous rock ANSWER DOWNLOAD EXAMIANS APP