Engineering Materials Chromium in steel Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as Surface defect Point defect Line defect None of these Surface defect Point defect Line defect None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The silicon steel is widely used for Cutting tools Connecting rods Motor car crankshafts Generators and transformers in the form of laminated cores Cutting tools Connecting rods Motor car crankshafts Generators and transformers in the form of laminated cores ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The strength is the ability of a material to resist Deformation under stress Externally applied forces with breakdown or yielding Fracture due to high impact loads None of these Deformation under stress Externally applied forces with breakdown or yielding Fracture due to high impact loads None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The molecules in a solid move Back and forth like tiny pendulums In a random manner In a haphazard way In circular motion Back and forth like tiny pendulums In a random manner In a haphazard way In circular motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Depth of hardness of steel is increased by addition of Vanadium Chromium Nickel Tungsten Vanadium Chromium Nickel Tungsten ANSWER DOWNLOAD EXAMIANS APP
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