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 40 : 30 : 20 : 10 50 : 20 : 10 : 20 50 : 20 : 20 : 10 30 : 20 : 30 : 20 40 : 30 : 20 : 10 50 : 20 : 10 : 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Connecting rod is usually made of Low carbon steel Medium carbon steel High carbon steel Aluminium Low carbon steel Medium carbon steel High carbon steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Slow plastic deformation of metals under a constant stress is known as Endurance Plastic deformation Creep Fatigue Endurance Plastic deformation Creep Fatigue ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Carbon steel is Extensively used for making cutting tools An alloy of iron and carbon with varying quantities of phosphorus and sulphur Refined from cast iron Made by adding carbon in steel Extensively used for making cutting tools An alloy of iron and carbon with varying quantities of phosphorus and sulphur Refined from cast iron Made by adding carbon in steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is an amorphous material? Mica Lead Silver Glass Mica Lead Silver Glass ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Promotes retention of austenite Provides high hot hardness Promotes decarburisation Forms very hard carbides and thus increases wear resistance Promotes retention of austenite Provides high hot hardness Promotes decarburisation Forms very hard carbides and thus increases wear resistance ANSWER DOWNLOAD EXAMIANS APP
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