Engineering Materials Stress relaxation is the phenomenon In which stress remains constant on increasing load In which parts are not loaded In which deformation tends to loosen the joint and produces a stress reduced Stress reduces on increasing load In which stress remains constant on increasing load In which parts are not loaded In which deformation tends to loosen the joint and produces a stress reduced Stress reduces on increasing load ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hematite iron ore contains iron about 0.55 0.45 0.7 0.3 0.55 0.45 0.7 0.3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Machinability Hardness Hardness and strength Strength and ductility Machinability Hardness Hardness and strength Strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about normalizing? Normalizing is done to Improve mechanical properties Reduce segregation in casting Induce stresses Refine grain structure Improve mechanical properties Reduce segregation in casting Induce stresses Refine grain structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Points of arrest for iron correspond to Stages at which further heating does not increase temperature for some time There is nothing like points of arrest Stages at which properties do not change with increase in temperature Stages at which allotropic forms change Stages at which further heating does not increase temperature for some time There is nothing like points of arrest Stages at which properties do not change with increase in temperature Stages at which allotropic forms change ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The surface hardness of the following order is achieved by nitriding operation 1500 VPN 250 VPN 600 VPN 1000 to 1100 VPN 1500 VPN 250 VPN 600 VPN 1000 to 1100 VPN ANSWER DOWNLOAD EXAMIANS APP
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