Materials and Construction The melleability of a material is the property by virtue of which it can be rolled or hammered into thin sheets. Which of the following materials has the miximum malleability? Copper Wrought iron Aluminium Lead Copper Wrought iron Aluminium Lead ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials Are poor electrical conductors due to lack of free electrons All of these Are exemplified by clay and mica Never exhibit polymorphism Are poor electrical conductors due to lack of free electrons All of these Are exemplified by clay and mica Never exhibit polymorphism ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of __________ in steel can help in increasing the depth of hardness. Tungsten Nickel Vanadium Chromium Tungsten Nickel Vanadium Chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction White cast iron is not Brittle Whitish in color Strong and hard Malleable Brittle Whitish in color Strong and hard Malleable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Copper is dissolved from its ore by H₂SO₄ in a percolation tank made of High silicon iron (14% Si) Wood Stainless steel Reinforced concrete lined with lead High silicon iron (14% Si) Wood Stainless steel Reinforced concrete lined with lead ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead pipe is 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 Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain ANSWER DOWNLOAD EXAMIANS APP
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