Engineering Materials Nickel when added to copper improves Hardness Hardness and strength Strength and ductility Machinability Hardness Hardness and strength Strength and ductility Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Relieve stresses Improve machining characteristic Soften material Harden steel slightly Relieve stresses Improve machining characteristic Soften material Harden steel slightly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Nickel Cobalt Vanadium Chromium Nickel Cobalt Vanadium Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is characterized by minimum of following percentage of carbon 0.008 0.02 0.002 0.013 0.008 0.02 0.002 0.013 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 2.8% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 6.3% Adding carbon up to 2.8% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 6.3% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chilled cast iron has No graphite A very high percentage of graphite A low percentage of graphite Graphite as its basic constituent of composition No graphite A very high percentage of graphite A low percentage of graphite Graphite as its basic constituent of composition ANSWER DOWNLOAD EXAMIANS APP
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