Materials and Construction Residual magnetism in steel for magnets is increased by the addition of Tungsten Cobalt Chromium Nickel Tungsten Cobalt Chromium Nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its Machinability Corrosion resistance Tensile strength Compressive strength Machinability Corrosion resistance Tensile strength Compressive strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Invar used in thermocouples is an alloy of nickel and Iron Copper Lead Chromium Iron Copper Lead Chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Photographic plates are coated with Calcium silicate Metallic silver Silver halide Silver nitrate Calcium silicate Metallic silver Silver halide Silver nitrate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Copper is dissolved from its ore by H₂SO₄ in a percolation tank made of Wood High silicon iron (14% Si) Stainless steel Reinforced concrete lined with lead Wood High silicon iron (14% Si) Stainless steel Reinforced concrete lined with lead ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Liners of a ball mill are never made of Lead Cast iron Rubber or ceramic material Alloy steel Lead Cast iron Rubber or ceramic material Alloy steel ANSWER DOWNLOAD EXAMIANS APP
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