Materials and Construction Wrought iron is Highly resistance to acid corrosion An alloy of iron, chromium & carbon High carbon iron Malleable & ductile; and hence is used for chain links, hooks & couplings Highly resistance to acid corrosion An alloy of iron, chromium & carbon High carbon iron Malleable & ductile; and hence is used for chain links, hooks & couplings ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese. 44021 44179 3.5-4.5 1.5-2 44021 44179 3.5-4.5 1.5-2 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 Especially resistant to solutions containing H₂SO₄ All of these Usually joined by burning (e.g. by melting to adjacent pieces with a torch) Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain Especially resistant to solutions containing H₂SO₄ All of these Usually joined by burning (e.g. by melting to adjacent pieces with a torch) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hardened steel is softened by Normalising Tempering Carburising Annealing Normalising Tempering Carburising Annealing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin coating on metals is not done by Hot dipping Spraying Electro-deposition Powder metallurgy Hot dipping Spraying Electro-deposition Powder metallurgy ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Kel-F is a material, which is All of these Having excellent chemical & high temperature resistance (upto 200°C) Chemically known as polychlorotrifluor-oethylene (PTFE) Having elastomeric properties All of these Having excellent chemical & high temperature resistance (upto 200°C) Chemically known as polychlorotrifluor-oethylene (PTFE) Having elastomeric properties ANSWER DOWNLOAD EXAMIANS APP