Engineering Materials The following element can't impart high strength at elevated temperature Silicon Nickel Magnesium Manganese Silicon Nickel Magnesium Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The surface hardness of the following order is achieved by nitriding operation 1500 VPN 1000 to 1100 VPN 250 VPN 600 VPN 1500 VPN 1000 to 1100 VPN 250 VPN 600 VPN ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Invar Elinvar Magnin Nichrome Invar Elinvar Magnin Nichrome ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in grey iron castings usually varies between 2.5 to 4.5% 5 to 7% 0.5 to 1% 0.012 2.5 to 4.5% 5 to 7% 0.5 to 1% 0.012 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel increases if it contains Martensite Austenite Cementite Pearlite Martensite Austenite Cementite Pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The charge is fed into the blast furnace through the Bosh Tyres Throat Stack Bosh Tyres Throat Stack ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS