Materials and Construction Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese. 44021 3.5-4.5 44179 1.5-2 44021 3.5-4.5 44179 1.5-2 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Coke oven walls are lined with __________ bricks. Tar-dolomite Silica Low thermal conductivity Fire clay Tar-dolomite Silica Low thermal conductivity Fire clay ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has the poorest wel-dability? Low carbon steel High-carbon steel Mild steel Wrought iron Low carbon steel High-carbon steel Mild steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The process of coating steel sheets by zinc to improve its corrosion resistance is called Zincification Galvanising Calorising Tempering Zincification Galvanising Calorising Tempering ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Molybdenum steels containing 0.15 to 0.40% molybdenum Are used for automobile parts like gears, axle, shaft, bearings etc Have very poor fatigue resistance Are prone to temper brittleness Do not contain nickel or chromium or both Are used for automobile parts like gears, axle, shaft, bearings etc Have very poor fatigue resistance Are prone to temper brittleness Do not contain nickel or chromium or both ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Dilute sulphuric acid is transported in __________ pipes. Special alloys Copper Mild steel Lead Special alloys Copper Mild steel Lead ANSWER DOWNLOAD EXAMIANS APP
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