Materials and Construction Presence of high amount of silicon in cast iron Increases the formation of graphite Increases the contraction of the metal Reduces its fluidity Suppresses the decomposition of Fe₃ C Increases the formation of graphite Increases the contraction of the metal Reduces its fluidity Suppresses the decomposition of Fe₃ C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wrought iron is having very high Corrosion resistance Strength Susceptibility to changes in its properties by heat treatment Hardness Corrosion resistance Strength Susceptibility to changes in its properties by heat treatment Hardness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spray dryer for evaporating milk to produce milk powder is made of Aluminium Cast iron Stainless steel Lead lined steel Aluminium Cast iron Stainless steel Lead lined steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70%? Cast iron Karbate Nickel Steel Cast iron Karbate Nickel Steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hastelloy C is a good material of construction in chemical process industry, since it is Light and resists attack by acids Highly corrosion resistant and is readily fabricated Relatively inexpensive although it can be fabricated with some difficulty Corrosion resistant to most alkalis, particularly because of its coper content Light and resists attack by acids Highly corrosion resistant and is readily fabricated Relatively inexpensive although it can be fabricated with some difficulty Corrosion resistant to most alkalis, particularly because of its coper content ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not a nickel based alloy? Inconel Nimonics Hastelloys Babbit metal Inconel Nimonics Hastelloys Babbit metal ANSWER DOWNLOAD EXAMIANS APP
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