Materials and Construction 'Semi steel' is Stronger than cast iron Produced by adding 10-20% steel to the cupola charge Neither A nor B Both A & B Stronger than cast iron Produced by adding 10-20% steel to the cupola charge Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Copper is dissolved from its ore by H₂SO₄ in a percolation tank made of Reinforced concrete lined with lead Wood Stainless steel High silicon iron (14% Si) Reinforced concrete lined with lead Wood Stainless steel High silicon iron (14% Si) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction With increase in the carbon percentage in the steel, its Tensile strength increases Ductility reduces All of these Hardness increases Tensile strength increases Ductility reduces All of these Hardness increases ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of nitrogen in steel Is desirable Makes it brittle Increases its strength Increases its hardness Is desirable Makes it brittle Increases its strength Increases its hardness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mixing vessel used for the chlorination of methane to produce methyl chloride is made of Cast iron Copper High carbon steel Aluminium Cast iron Copper High carbon steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following finds the least commercial use? High carbon steel Low carbon steel High silicon iron Pure iron High carbon steel Low carbon steel High silicon iron Pure iron ANSWER DOWNLOAD EXAMIANS APP
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