Materials and Construction The main purpose of galvanising iron sheets is to Prevent the action of water Harden the surface Increase its glossiness and lustre Prevent the action of oxygen Prevent the action of water Harden the surface Increase its glossiness and lustre Prevent the action of oxygen ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In the Kraft process of sulphate paper pulp manufacture, the black liquor and the white liquor storage tank is made of Concrete Porcelain Wood Steel Concrete Porcelain Wood Steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The heat treatment process applied to cold formed steel parts is Normalising Tempering Solution annealing Artificial ageing Normalising Tempering Solution annealing Artificial ageing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead pipe is Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain All of these Usually joined by burning (e.g. by melting to adjacent pieces with a torch) Especially resistant to solutions containing H₂SO₄ Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain All of these Usually joined by burning (e.g. by melting to adjacent pieces with a torch) Especially resistant to solutions containing H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Iron alloyed with carbon upto 2% is called Pig iron High carbon steel Wrought iron None of these Pig iron High carbon steel Wrought iron None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hardened steel is softened by Carburising Tempering Normalising Annealing Carburising Tempering Normalising Annealing ANSWER DOWNLOAD EXAMIANS APP
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