Engineering Materials The surface hardness of the following order is achieved by nitriding operation 1000 to 1100 VPN 1500 VPN 600 VPN 250 VPN 1000 to 1100 VPN 1500 VPN 600 VPN 250 VPN ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of steel with corresponding change in the properties is known as Allotropic change Solidus change Molecular change Physical change Allotropic change Solidus change Molecular change Physical change ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron contains carbon in the form of Cementite Free carbon Graphite White carbon Cementite Free carbon Graphite White carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in grey iron castings usually varies between 5 to 7% 0.5 to 1% 2.5 to 4.5% 0.012 5 to 7% 0.5 to 1% 2.5 to 4.5% 0.012 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The steel widely used for motor car crankshafts is Silicon steel Chrome steel Nickel steel Nickel-chrome steel Silicon steel Chrome steel Nickel steel Nickel-chrome steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials German silver is an alloy of Silver and some impurities Nickel, Copper and zinc Refined silver Nickel and copper Silver and some impurities Nickel, Copper and zinc Refined silver Nickel and copper ANSWER DOWNLOAD EXAMIANS APP
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