Materials and Construction Polythene (low or high density) containers are not corroded by Any of these Nitric acid (95%) at room temperature Sulphuric acid (10%) at room temperature Sulphur trioxide at 60°C Any of these Nitric acid (95%) at room temperature Sulphuric acid (10%) at room temperature Sulphur trioxide at 60°C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Molybdenum steels containing 0.15 to 0.40% molybdenum Do not contain nickel or chromium or both Are used for automobile parts like gears, axle, shaft, bearings etc Are prone to temper brittleness Have very poor fatigue resistance Do not contain nickel or chromium or both Are used for automobile parts like gears, axle, shaft, bearings etc Are prone to temper brittleness Have very poor fatigue resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Containers made of high silicon cast iron (14% Si) are not suitable for the storage of Phosphoric acid (95%) & sulphuric acid (95%) Acetic acid Benzoic & boric acids Hydrochloric acid (concentrated) Phosphoric acid (95%) & sulphuric acid (95%) Acetic acid Benzoic & boric acids Hydrochloric acid (concentrated) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Post weld heat treatment is done by Tempering Stress relieving Normalising Solution annealing Tempering Stress relieving Normalising Solution annealing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Residual magnetism in steel for magnets is increased by the addition of Tungsten Cobalt Nickel Chromium Tungsten Cobalt Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin coating is not done by Vaporising Spraying Electro deposition Hot dipping Vaporising Spraying Electro deposition Hot dipping ANSWER DOWNLOAD EXAMIANS APP
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