Engineering Materials When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of Mainly pearlite Pearlite and cementite Mainly ferrite Ferrite and pearlite Mainly pearlite Pearlite and cementite Mainly ferrite Ferrite and pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Body centered cubic space lattice is found in Zinc, magnesium, cobalt, cadmium, antimony and bismuth Gamma iron, aluminium, copper, lead, silver and nickel Alpha iron, tungsten, chromium and molybdenum None of these Zinc, magnesium, cobalt, cadmium, antimony and bismuth Gamma iron, aluminium, copper, lead, silver and nickel Alpha iron, tungsten, chromium and molybdenum None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper to aluminium results in 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 Improving machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Atoms distributed in random pattern Fixed structure at all temperatures Different crystal structures at different temperatures Any one of the above Atoms distributed in random pattern Fixed structure at all temperatures Different crystal structures at different temperatures Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Isotropic materials are those which have the same Thermal properties in all directions Stresses induced in all directions Elastic properties in all directions Electric and magnetic properties in all directions Thermal properties in all directions Stresses induced in all directions Elastic properties in all directions Electric and magnetic properties in all directions 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
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