Materials and Construction To improve the machinability of steel, it is generally subjected to Tempering Normalising Annealing Spheroidising Tempering Normalising Annealing Spheroidising ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High degree of toughness is a must for High speed steel Cold work tool steel None of these Shock resisting steel High speed steel Cold work tool steel None of these Shock resisting steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction White cast iron as compared to grey cast iron is All of these More durable Very hard Very brittle All of these More durable Very hard Very brittle ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 'Age hardening' of duralumin is due to Copper Both A & B Neither A nor B Magnesium Copper Both A & B Neither A nor B Magnesium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials Are exemplified by clay and mica Are poor electrical conductors due to lack of free electrons All of these Never exhibit polymorphism Are exemplified by clay and mica Are poor electrical conductors due to lack of free electrons All of these Never exhibit polymorphism ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High speed steel should have high Wear resistance Hardenability Both B & C Toughness Wear resistance Hardenability Both B & C Toughness ANSWER DOWNLOAD EXAMIANS APP
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