Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Manganese Phosphorus Silicon Sulphur Manganese Phosphorus Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma-iron occurs between the temperature ranges of 600°C to 900°C 1400°C to 1530°C 400°C to 600°C 900°C to 1400°C 600°C to 900°C 1400°C to 1530°C 400°C to 600°C 900°C to 1400°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Improve machining characteristic Harden steel slightly Soften material Relieve stresses Improve machining characteristic Harden steel slightly Soften material Relieve stresses ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Foundry crucible is made of Lead Graphite German silver Mild steel Lead Graphite German silver Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following constituents of steels is softest and least strong? Austenite Cementite Ferrite Pearlite Austenite Cementite Ferrite Pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When the steel is normalized, its Yield point increases Ductility decreases Ultimate tensile strength increases All of these Yield point increases Ductility decreases Ultimate tensile strength increases All of these ANSWER DOWNLOAD EXAMIANS APP
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