Engineering Materials The alloying element which reduces the formation of iron sulphide in steel is Vanadium Nickel Manganese Chromium Vanadium Nickel Manganese Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Improved Weldability Reduced neutron absorption cross-section Embrittlement Corrosion resistance Improved Weldability Reduced neutron absorption cross-section Embrittlement Corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Manganese Silicon Sulphur Phosphorus Manganese Silicon Sulphur Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The surface hardness of the following order is achieved by nitriding operation 1500 VPN 250 VPN 1000 to 1100 VPN 600 VPN 1500 VPN 250 VPN 1000 to 1100 VPN 600 VPN ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When a steel containing __________ 0.8% carbon is cooled slowly below the lower critical point, it consists of ferrite and pearlite. None of these Equal to More than Less than None of these Equal to More than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to lower critical temperature The average grain size is a minimum There is no change in grain size The grain size first increases and then decreases very rapidly The grain size increases very rapidly The average grain size is a minimum There is no change in grain size The grain size first increases and then decreases very rapidly The grain size increases very rapidly ANSWER DOWNLOAD EXAMIANS APP
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