Materials and Construction Ferric stainless steels compared to austenitic stainless steels All of these Have lower corrosion resistance Are less ductile and hence less suitable for cold pressing Are harder to fabricate All of these Have lower corrosion resistance Are less ductile and hence less suitable for cold pressing Are harder to fabricate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron compared to steel is better in Strength Ductility Fluidity & castability Malleability Strength Ductility Fluidity & castability Malleability ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Invar used in thermocouples is an alloy of nickel and Lead Iron Chromium Copper Lead Iron Chromium Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the hardest? Austenite Pearlite Ferrite Cementite Austenite Pearlite Ferrite Cementite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following undergoes granular fracture? None of these Wrought iron Cast iron Steel None of these Wrought iron Cast iron Steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Straight silicon steel (containing Si from 0.5 to 5%) because of their low hysterisis loss and high magnetic permeability are used for electrical appliances. Which of the following electrical appliances made of silicon steel contains maximum percentage of silicon (about 4%)? Generators and small motors High frequency transformers Armature of small motors/generators Induction motors Generators and small motors High frequency transformers Armature of small motors/generators Induction motors ANSWER DOWNLOAD EXAMIANS APP
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