Materials and Construction Presence of nitrogen in steel Makes it brittle Is desirable Increases its strength Increases its hardness Makes it brittle Is desirable Increases its strength Increases its hardness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel and copper are the basic constituents of German silver Hastelloy Inconel Monel metal German silver Hastelloy Inconel Monel metal ANSWER DOWNLOAD EXAMIANS APP
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? Wrought iron Aluminium Copper Lead Wrought iron Aluminium Copper Lead ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Babbit metals used for making bearings are Tin or lead based alloys Short of antifrictional properties Yellow metals Having homogenous microstructure Tin or lead based alloys Short of antifrictional properties Yellow metals Having homogenous microstructure ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously. Arsenic Antimony Both B and C Bismuth Arsenic Antimony Both B and C Bismuth 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 Steel Nickel Cast iron Karbate Steel Nickel ANSWER DOWNLOAD EXAMIANS APP
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