Materials and Construction In drop forging process, the forging is done by dropping the __________ at high velocity. Die with hammer Workpiece Hammer Weight on hammer Die with hammer Workpiece Hammer Weight on hammer ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Plasticisers are added to polymers to improve their Alkali resistance Softness & flexibility Tensile strength Acid resistance Alkali resistance Softness & flexibility Tensile strength Acid resistance ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si) Do not require heat treatment for any of its applications Do not have good resilience properties Are used for leaf and coiled springs Is tempered at 850°C Do not require heat treatment for any of its applications Do not have good resilience properties Are used for leaf and coiled springs Is tempered at 850°C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Iron rust is Ferric sulphide Powdered iron Ferrous oxide Hydrated ferric oxide Ferric sulphide Powdered iron Ferrous oxide Hydrated ferric oxide ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A steel alloy containing 36% nickel is called __________ , which has a zero co- efficient of expansion. High speed steel Austenitic stainless steel Heat resisting steel Invar High speed steel Austenitic stainless steel Heat resisting steel Invar ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction How many atoms are there per unit cell in a body centred cubic lattice system? 4 6 2 3 4 6 2 3 ANSWER DOWNLOAD EXAMIANS APP
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