Materials and Construction The increase in hardness of metal due to its cold working is termed as the __________ hardening. Work Induction Age Flame Work Induction Age Flame ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most suitable material of construction for the storage of concentrated nitric acid is Monel Karbate Cast iron Aluminium or chromium alloys (Cr > 18% for cold acid) Monel Karbate Cast iron Aluminium or chromium alloys (Cr > 18% for cold acid) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of high phosphorous in cast iron increases its Shrinkage Fluidity Tensile strength Melting point Shrinkage Fluidity Tensile strength Melting point ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Duriron is High silicon iron Acid resistant, brittle and very hard All of these Prone to breakage due to thermal expansion because of its very high co-efficient of thermal expansion High silicon iron Acid resistant, brittle and very hard All of these Prone to breakage due to thermal expansion because of its very high co-efficient of thermal expansion ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction How many atoms are there per unit cell in a body centred cubic lattice system? 2 6 4 3 2 6 4 3 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction All materials obey Hooke's law within elastic limit. When elastic limit is reached, the tensile strain Increases in proportion to stress Increases very quickly Decreases in proportion to stress Decreases very quickly Increases in proportion to stress Increases very quickly Decreases in proportion to stress Decreases very quickly ANSWER DOWNLOAD EXAMIANS APP
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