Engineering Materials Induction hardening is basically a Carburising process Core hardening process Surface hardening process None of these Carburising process Core hardening process Surface hardening process None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of manganese to aluminium results in Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics Improvement of corrosion resistance Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics Improvement of corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statements are true for annealing of steels? Internal stresses are relieved All of these Steels are heated to 500 to 700°C Cooling is done slowly and steadily Internal stresses are relieved All of these Steels are heated to 500 to 700°C Cooling is done slowly and steadily ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The surface hardness of the following order is achieved by nitriding operation 250 VPN 1000 to 1100 VPN 600 VPN 1500 VPN 250 VPN 1000 to 1100 VPN 600 VPN 1500 VPN ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following property is desirable for materials used in tools and machines? Malleability Plasticity Ductility Elasticity Malleability Plasticity Ductility Elasticity ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In mottled cast iron, carbon is available in Free form Partly in free and partly in combined state Nodular form Combined form Free form Partly in free and partly in combined state Nodular form Combined form ANSWER DOWNLOAD EXAMIANS APP
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