Engineering Materials Depth of hardness of steel is increased by addition of Nickel Tungsten Vanadium Chromium Nickel Tungsten Vanadium Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials 1841 high speed steel contains Vanadium 18%, chromium 1% and tungsten 4% None of these Vanadium 1%, chromium 4% and tungsten 18% Vanadium 4%, chromium 18% and tungsten 1% Vanadium 18%, chromium 1% and tungsten 4% None of these Vanadium 1%, chromium 4% and tungsten 18% Vanadium 4%, chromium 18% and tungsten 1% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Y-alloy contains 4 to 4.5% magnesium, 3 to 4% copper 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 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 4 to 4.5% magnesium, 3 to 4% copper 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 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 For a steel containing 0.8% carbon There is only one critical point There are two critical points There is no critical point There can be any number of critical points There is only one critical point There are two critical points There is no critical point There can be any number of critical points ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Cementite Free graphite Both A and B None of these Cementite Free graphite Both A and B None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The molecules in a solid move In a random manner In a haphazard way In circular motion Back and forth like tiny pendulums In a random manner In a haphazard way In circular motion Back and forth like tiny pendulums ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS