Materials and Construction Addition of nickel to copper improves its Ductility Strength Machinability Hardness Ductility Strength Machinability Hardness 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%)? High frequency transformers Armature of small motors/generators Induction motors Generators and small motors High frequency transformers Armature of small motors/generators Induction motors Generators and small motors ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Acid proof stoneware Cannot be heated All of these Has very low strength Is broken by small temperature changes Cannot be heated All of these Has very low strength Is broken by small temperature changes ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its Machinability Compressive strength Tensile strength Corrosion resistance Machinability Compressive strength Tensile strength Corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Valves in pipe size of 2" and under are normally made of Bronze Brass Wrought iron Monel Bronze Brass Wrought iron Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Percentage of silver in German silver is 10 0 5 20 10 0 5 20 ANSWER DOWNLOAD EXAMIANS APP
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