Materials and Construction Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously. Arsenic Both B and C Antimony Bismuth Arsenic Both B and C Antimony Bismuth ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following mechanical properties of a material is most structure insensitive? Percentage reduction of area Tensile strength Modulus of elasticity (young Toughness Percentage reduction of area Tensile strength Modulus of elasticity (young Toughness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Rotary driers are generally made of Cast iron Mild steel Tin lined with refractory bricks High silicon iron (14% Si) Cast iron Mild steel Tin lined with refractory bricks High silicon iron (14% Si) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Coke oven regenerators are made of __________ bricks. Low thermal conductivity Silica Fire clay High electrical conductivity Low thermal conductivity Silica Fire clay High electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Caustic soda is transported in __________ lined containers. Nickel Glass Neoprene Either B or C Nickel Glass Neoprene Either B or C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The softest material in Mho's scale (for measuring hardness) is Rubber Talc None of these Gypsum Rubber Talc None of these Gypsum ANSWER DOWNLOAD EXAMIANS APP
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