Materials and Construction In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of Lead lined steel Cast iron Rubber lined steel Stainless steel Lead lined steel Cast iron Rubber lined steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Fatigue failure of a material may occur, when it is subjected to __________ stress. Fluctuating Tensile Compressive Torsion Fluctuating Tensile Compressive Torsion ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silicon percentage in iron castings to have maximum hardness should be about 0.3 2.5 0.8 0.5 0.3 2.5 0.8 0.5 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%)? Induction motors Armature of small motors/generators High frequency transformers Generators and small motors Induction motors Armature of small motors/generators High frequency transformers Generators and small motors ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 18/8 steel is a/an __________ stainless steel. Ferritic Martensitic Austenitic None of these Ferritic Martensitic Austenitic None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Locomotive boiler tubes are made of __________ alloys. Nickel Aluminium Magnesium Arsenic copper Nickel Aluminium Magnesium Arsenic copper ANSWER DOWNLOAD EXAMIANS APP
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