Engineering Materials Perminvar alloy having constant permeability is an alloy of Nickel, copper and iron Nickel, copper and zinc Iron, zinc and bismuth Copper, nickel and antimony Nickel, copper and iron Nickel, copper and zinc Iron, zinc and bismuth Copper, nickel and antimony ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The surface hardness of the following order is achieved by nitriding operation 600 VPN 1500 VPN 250 VPN 1000 to 1100 VPN 600 VPN 1500 VPN 250 VPN 1000 to 1100 VPN ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Malleability of a material can be defined as Ability to recover its original form Ability to undergo large permanent deformations in compression Ability to undergo large permanent deformations in tension All of these Ability to recover its original form Ability to undergo large permanent deformations in compression Ability to undergo large permanent deformations in tension All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma-iron occurs between the temperature ranges of 400°C to 600°C 900°C to 1400°C 1400°C to 1530°C 600°C to 900°C 400°C to 600°C 900°C to 1400°C 1400°C to 1530°C 600°C to 900°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron is Paramagnetic Ferroelectric Dielectric Ferromagnetic Paramagnetic Ferroelectric Dielectric Ferromagnetic ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following elements does not impart hardness to steel? Chromium Nickel Copper Silicon Chromium Nickel Copper Silicon ANSWER DOWNLOAD EXAMIANS APP
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