Materials and Construction High speed steel tools retain their hardness upto a temperature of __________ °C. 900 750 1100 500 900 750 1100 500 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Polymorphism is not exhibited by Iron None of these Carbon Phosphorous Iron None of these Carbon Phosphorous 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 Do not contain nickel or chromium or both Have very poor fatigue resistance Are prone to temper brittleness Are used for automobile parts like gears, axle, shaft, bearings etc Do not contain nickel or chromium or both Have very poor fatigue resistance Are prone to temper brittleness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which one has the maximum tensile strength out of the following? Nodular cast iron Pig iron Grey cast iron White cast iron Nodular cast iron Pig iron Grey cast iron White cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials fabrication can not be done by Slip casting Extrusion Welding Plastic pressing Slip casting Extrusion Welding Plastic pressing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Super conductors are those substances, which Conduct electricity at low temperature Offer no resistance to current flow Offer high resistance to current flow Conduct electricity at high temperature Conduct electricity at low temperature Offer no resistance to current flow Offer high resistance to current flow Conduct electricity at high temperature ANSWER DOWNLOAD EXAMIANS APP
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