Engineering Materials The bond formed by transferring electrons from one atom to another is called None of these Covalent bond Ionic bond Metallic bond None of these Covalent bond Ionic bond Metallic bond ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The surface hardness of the following order is achieved by nitriding operation 1000 to 1100 VPN 600 VPN 1500 VPN 250 VPN 1000 to 1100 VPN 600 VPN 1500 VPN 250 VPN ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Elinvar Magnin Nichrome Invar Elinvar Magnin Nichrome Invar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following pipes is least corrosion resistant? Cast iron Brass Mild steel Wrought iron Cast iron Brass Mild steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 40 : 30 : 20 : 10 50 : 20 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 40 : 30 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Beryllium bronze contains 80% copper and 20% beryllium 99% copper and 1% beryllium 60% copper and 40% beryllium 97.75% copper and 2.25% beryllium 80% copper and 20% beryllium 99% copper and 1% beryllium 60% copper and 40% beryllium 97.75% copper and 2.25% beryllium ANSWER DOWNLOAD EXAMIANS APP