Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Chromium Vanadium Nickel Cobalt Chromium Vanadium Nickel Cobalt ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The molecules in a solid move In circular motion In a random manner Back and forth like tiny pendulums In a haphazard way In circular motion In a random manner Back and forth like tiny pendulums In a haphazard way ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Grey cast iron has All of these Carbon in the form of free graphite Low compressive strength High tensile strength All of these Carbon in the form of free graphite Low compressive strength High tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White metal contains Alloy of tin, lead and cadmium 88% copper and 10% tin and rest zinc Silver and chromium 63 to 67% nickel and 30% copper Alloy of tin, lead and cadmium 88% copper and 10% tin and rest zinc Silver and chromium 63 to 67% nickel and 30% copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Carbon Silicon Sulphur Manganese Carbon Silicon Sulphur Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statement is true about brittle fracture? High temperature and low strain rates favour brittle fracture Many metals with hexagonal close packed (H.C.P) crystal structure commonly show brittle fracture Brittle fracture is always preceded by noise Cup and cone formation is characteristic for brittle materials High temperature and low strain rates favour brittle fracture Many metals with hexagonal close packed (H.C.P) crystal structure commonly show brittle fracture Brittle fracture is always preceded by noise Cup and cone formation is characteristic for brittle materials ANSWER DOWNLOAD EXAMIANS APP