Engineering Materials Vanadium in high speed steels Promotes retention of austenite Forms very hard carbides and thus increases wear resistance Promotes decarburisation Provides high hot hardness Promotes retention of austenite Forms very hard carbides and thus increases wear resistance Promotes decarburisation Provides high hot hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The silicon steel is widely used for Connecting rods Generators and transformers in the form of laminated cores Motor car crankshafts Cutting tools Connecting rods Generators and transformers in the form of laminated cores Motor car crankshafts Cutting tools ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 600°C 723°C 700°C 913°C 600°C 723°C 700°C 913°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Stress relaxation is the phenomenon In which parts are not loaded In which deformation tends to loosen the joint and produces a stress reduced Stress reduces on increasing load In which stress remains constant on increasing load In which parts are not loaded In which deformation tends to loosen the joint and produces a stress reduced Stress reduces on increasing load In which stress remains constant on increasing load ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty gun metal contains 63 to 67% nickel and 30% copper Iron scrap and zinc Alloy of tin, lead and cadmium 88% copper, 10% tin and rest zinc 63 to 67% nickel and 30% copper Iron scrap and zinc Alloy of tin, lead and cadmium 88% copper, 10% tin and rest zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel with __________ carbon is known as hypo-eutectoid steel. 0.008 Above 0.8% Below 0.8% None of these 0.008 Above 0.8% Below 0.8% None of these ANSWER DOWNLOAD EXAMIANS APP
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