Materials and Construction Silicon percentage in acid resistant cast iron is about 14 8 4 20 14 8 4 20 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A material capable of undergoing large permanent deformation, when subjected to compression is termed as None of these Malleable Ductile Brittle None of these Malleable Ductile Brittle ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction When iron is rusted, it is Oxidised None of these Reduced Converted to a fine powder Oxidised None of these Reduced Converted to a fine powder 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 High frequency transformers Armature of small motors/generators Generators and small motors Induction motors High frequency transformers Armature of small motors/generators Generators and small motors ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Compressive strength of wood is usually more along the grains. The tenile strength of wood as compared to that of steel is about One third One fifth Half One twelfth One third One fifth Half One twelfth ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Heavy duty bearings are usually made of Monel White metal Zinc Phosphorous bronze Monel White metal Zinc Phosphorous bronze ANSWER DOWNLOAD EXAMIANS APP
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