Engineering Materials Acidic solution is one which has pH value 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 pH value has nothing to do with neutral solution ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 20 : 10 50 : 20 : 10 : 20 40 : 30 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 20 : 10 50 : 20 : 10 : 20 40 : 30 : 20 : 10 30 : 20 : 30 : 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid reaction occurs at 600°C 1147°C 1493°C 723°C 600°C 1147°C 1493°C 723°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel increases if it contains Cementite Austenite Martensite Pearlite Cementite Austenite Martensite Pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of manganese to aluminium results in Improving machinability Improvement of casting characteristics Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improving machinability Improvement of casting characteristics Improvement of corrosion resistance One of the best known age and precipitation hardening systems ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about normalizing? Normalizing is done to Reduce segregation in casting Improve mechanical properties Refine grain structure Induce stresses Reduce segregation in casting Improve mechanical properties Refine grain structure Induce stresses ANSWER DOWNLOAD EXAMIANS APP
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