Engineering Materials Malleability of a material can be defined as Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression All of these Ability to recover its original form Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression All of these Ability to recover its original form ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Contain carbon in free from Require minimum cutting force Is used where rapid machining is the prime requirement Can be cut freely Contain carbon in free from Require minimum cutting force Is used where rapid machining is the prime requirement Can be cut freely ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Y-alloy contains 5 to 6% tin, 2 to 3% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Compressive strength of grey cast iron in tonnes/cm is of the order of 710 35 1015 57 710 35 1015 57 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron Cannot stand sudden and excessive shocks All of these Is a ductile material Can be easily forged or welded Cannot stand sudden and excessive shocks All of these Is a ductile material Can be easily forged or welded ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials According to Indian standard specifications, plain carbon steel designated by 40 C8 means that the carbon content is 0.0004 0.6 to 0.8% 0.4 to 0.6% 0.35 to 0.45% 0.0004 0.6 to 0.8% 0.4 to 0.6% 0.35 to 0.45% ANSWER DOWNLOAD EXAMIANS APP
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