Materials and Construction Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its High corrosion resistance Low thermal conductivity High co-efficient of thermal expansion All of these High corrosion resistance Low thermal conductivity High co-efficient of thermal expansion All of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not an alloy of copper? Admirability gun metal German silver Muntz metal Pewter metal Admirability gun metal German silver Muntz metal Pewter metal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Polythene (low or high density) containers are not corroded by Sulphuric acid (10%) at room temperature Any of these Nitric acid (95%) at room temperature Sulphur trioxide at 60°C Sulphuric acid (10%) at room temperature Any of these Nitric acid (95%) at room temperature Sulphur trioxide at 60°C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Duriron is Prone to breakage due to thermal expansion because of its very high co-efficient of thermal expansion Acid resistant, brittle and very hard All of these High silicon iron Prone to breakage due to thermal expansion because of its very high co-efficient of thermal expansion Acid resistant, brittle and very hard All of these High silicon iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of nickel in steel improves its Cutting ability All of these Corrosion resistance Wear resistance Cutting ability All of these Corrosion resistance Wear resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Steel balls for ball bearings are generally made of __________ steel. Carbon chrome Cast Free carbon Stainless Carbon chrome Cast Free carbon Stainless ANSWER DOWNLOAD EXAMIANS APP
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