Engineering Materials Gamma iron exits at following temperature Room temperature Near melting point Between 1400°C and 1539°C Between 910°C and 1400°C Room temperature Near melting point Between 1400°C and 1539°C Between 910°C and 1400°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Acidic solution is one which has pH value pH value has nothing to do with neutral solution Greater than 7 Less than 7 Equal to 7 pH value has nothing to do with neutral solution Greater than 7 Less than 7 Equal to 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Constantan an alloy used in thermocouples is an alloy of Copper and nickel Copper and tin Copper and iron Copper and zinc Copper and nickel Copper and tin Copper and iron Copper and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is Below recrystallization temperature 910°C 1050°C 770°C Below recrystallization temperature 910°C 1050°C 770°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in cast iron Increases hardness and brittleness Aids fusibility and fluidity Makes the iron soft and easily machinable Make the iron white and hard Increases hardness and brittleness Aids fusibility and fluidity Makes the iron soft and easily machinable Make the iron white and hard ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Phosphorus Manganese Silicon Sulphur Phosphorus Manganese Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP
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