Materials and Construction Silicone rubber is not resistant to the corrosive action of Ether Sulphuric acid (95%) Sulphuric acid (10%) Both B and C Ether Sulphuric acid (95%) Sulphuric acid (10%) Both B and C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction To improve the machinability of steel, it is generally subjected to Tempering Normalising Spheroidising Annealing Tempering Normalising Spheroidising Annealing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ball bearings are generally made of Chrome carbon steel Stainless steel Malleable cast iron Plain carbon steel Chrome carbon steel Stainless steel Malleable cast iron Plain carbon steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon percentage in medium carbon steel is around 0.35 to 0.5 0.1 to 0.35 0.8 to 1.4 1 to 1. 5 0.35 to 0.5 0.1 to 0.35 0.8 to 1.4 1 to 1. 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 Generators and small motors Armature of small motors/generators High frequency transformers Induction motors Generators and small motors Armature of small motors/generators High frequency transformers ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Concrete tank can be used to store Saturated brine Ferrous sulphate Sulphuric acid Alum Saturated brine Ferrous sulphate Sulphuric acid Alum ANSWER DOWNLOAD EXAMIANS APP
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