Materials and Construction The presence of impurities in iron Increases its melting point Makes it malleable Decreases its melting point Does not affect its melting point Increases its melting point Makes it malleable Decreases its melting point Does not affect its melting point ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Sulphur melting pit in the sulphuric acid plant is made of Lead lined stainless steel Hard wood Cast iron Steel or cement-brick lined Lead lined stainless steel Hard wood Cast iron Steel or cement-brick lined ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials fabrication can not be done by Welding Extrusion Plastic pressing Slip casting Welding Extrusion Plastic pressing Slip casting ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Purity of electrical grade aluminium should be ≥ __________ percent. 90 85 95 99.5 90 85 95 99.5 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The crystal structure of most of the common metals is Orthorhombic Cubic Hexagonal None of these Orthorhombic Cubic Hexagonal None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The electrical conductivity of a __________ decreases with rise in temperature. Dielectric None of these Semi-conductor Metal/alloy Dielectric None of these Semi-conductor Metal/alloy ANSWER DOWNLOAD EXAMIANS APP
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