Engineering Materials The ability of a material to resist softening at high temperature is known as Hot hardness Creep Fatigue Hot tempering Hot hardness Creep Fatigue Hot tempering ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in low carbon steel is 0.05% 0.5% 0.15% 0.3% 0.05% 0.5% 0.15% 0.3% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness and strength Hardness Strength and ductility Machinability Hardness and strength Hardness Strength and ductility Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Is used where rapid machining is the prime requirement Contain carbon in free from Require minimum cutting force Can be cut freely Is used where rapid machining is the prime requirement Contain carbon in free from Require minimum cutting force Can be cut freely ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is known as allotropic or polymorphic if it Responds to heat treatment Has its atoms distributed in a random pattern Has a fixed structure under all conditions Exists in several crystal forms at different temperatures Responds to heat treatment Has its atoms distributed in a random pattern Has a fixed structure under all conditions Exists in several crystal forms at different temperatures ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by addition of Sulphur, phosphorus, lead Chromium and nickel Vanadium, aluminium Tungsten, molybdenum, vanadium, chromium Sulphur, phosphorus, lead Chromium and nickel Vanadium, aluminium Tungsten, molybdenum, vanadium, chromium ANSWER DOWNLOAD EXAMIANS APP
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