Materials and Construction Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its All of these High corrosion resistance High co-efficient of thermal expansion Low thermal conductivity All of these High corrosion resistance High co-efficient of thermal expansion Low thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel is a/an __________ steel. Medium carbon Low carbon High alloy High carbon Medium carbon Low carbon High alloy High carbon 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 Generators and small motors Armature of small motors/generators Induction motors High frequency transformers Generators and small motors Armature of small motors/generators ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Residual magnetism in steel for magnets is increased by the addition of Tungsten Chromium Nickel Cobalt Tungsten Chromium Nickel Cobalt ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel and molybdenum are the basic constituents of Solder Inconel German silver Hastealloy Solder Inconel German silver Hastealloy ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chlorination of benzene is done to produce benzene hexachloride (a pesticide) in a photochemical reactor lined with PVC Lead or glass Fireclay bricks Karbate PVC Lead or glass Fireclay bricks Karbate ANSWER DOWNLOAD EXAMIANS APP
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