Materials and Construction White cast iron as compared to grey cast iron is Very brittle All of these Very hard More durable Very brittle All of these Very hard More durable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The addition of antimony in tin-based alloys improves its Impact strength and bonding strength Wear resistance Deformation resistance Rupture strength and hot hardness Impact strength and bonding strength Wear resistance Deformation resistance Rupture strength and hot hardness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The temperature at which new grains are formed in the metal is called the __________ temperature. Recrystallisation Upper critical Eutectic Lower critical Recrystallisation Upper critical Eutectic Lower critical ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead is Used as a cathodic material Not used as pigment (in its compound forms) for paints Not resistant to corrosion Used as a shock absorber (in mattress form) between the foundation an steel framework of skyscrapper buildings Used as a cathodic material Not used as pigment (in its compound forms) for paints Not resistant to corrosion Used as a shock absorber (in mattress form) between the foundation an steel framework of skyscrapper buildings ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following crystal structures characterises the austenitic stainless steel? Simple hexagonal Body centred cubic Face centred cubic None of these Simple hexagonal Body centred cubic Face centred cubic None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Vycor, a widely used material for making 'thermal wells' in temperature measurement, is a Cermet Metallic alloy Thermosetting plastic Glass Cermet Metallic alloy Thermosetting plastic Glass ANSWER DOWNLOAD EXAMIANS APP
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