Materials and Construction Zinc is highly __________ at room temperature. Malleable Brittle Ductile Resistant to atmospheric corrosion Malleable Brittle Ductile Resistant to atmospheric corrosion ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction White cast iron as compared to grey cast iron is Very brittle All of these Very hard More durable Very brittle All of these Very hard More durable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The impure iron (pig iron) that is tapped out from blast furnace contains about __________ percent carbon. 4 2 8 0.2 4 2 8 0.2 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High resistance electrical heating elements/wire are not made of Nimonic alloys Nichrome Marageing steel Kanthal wire Nimonic alloys Nichrome Marageing steel Kanthal wire ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of 0.3 to 0.5% arsenic in copper increases its Ductility Tenacity & hardness Malleability Electrical conductivity Ductility Tenacity & hardness Malleability Electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel as a material of construction Is paramagnetic below 415° C (its Curie temperature) Dimagnetic Has a body centred cubic (bcc) crystal lattice structure Is used as an alloying element for both ferrous & non-ferrous alloys Is paramagnetic below 415° C (its Curie temperature) Dimagnetic Has a body centred cubic (bcc) crystal lattice structure Is used as an alloying element for both ferrous & non-ferrous alloys ANSWER DOWNLOAD EXAMIANS APP
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