Engineering Materials Hardness of upper bainite (acicular structure) is about RC 48 RC 65 RC 57 RC 80 RC 48 RC 65 RC 57 RC 80 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron All of these Cannot stand sudden and excessive shocks Is a ductile material Can be easily forged or welded All of these Cannot stand sudden and excessive shocks Is a ductile material Can be easily forged or welded ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about tempering? Tempering is done to Release stresses Improve toughness Improve machinability Improve ductility Release stresses Improve toughness Improve machinability Improve ductility 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 : 10 : 20 30 : 20 : 30 : 20 40 : 30 : 20 : 10 50 : 20 : 20 : 10 50 : 20 : 10 : 20 30 : 20 : 30 : 20 40 : 30 : 20 : 10 50 : 20 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In nodular iron, graphite is in the form of Spheroids Free carbon Cementite Flakes Spheroids Free carbon Cementite Flakes ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The metal suitable for bearings subjected to heavy loads, is Monel metal Phosphor bronze Silicon bronze White metal Monel metal Phosphor bronze Silicon bronze White metal ANSWER DOWNLOAD EXAMIANS APP
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