Engineering Materials The bond formed by transferring electrons from one atom to another is called Covalent bond None of these Ionic bond Metallic bond Covalent bond None of these Ionic bond Metallic bond ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces Nodular cast iron Malleable cast iron Alloy cast iron White cast iron Nodular cast iron Malleable cast iron Alloy cast iron White cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal is used in making electrical resistance wire for electric furnaces and heating elements? Monel metal Babbitt metal Phosphor bronze Nichrome Monel metal Babbitt metal Phosphor bronze Nichrome ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is an amorphous material? Silver Mica Glass Lead Silver Mica Glass Lead ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel 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 wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability 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 wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of steel with corresponding change in the properties is known as Solidus change Physical change Molecular change Allotropic change Solidus change Physical change Molecular change Allotropic change ANSWER DOWNLOAD EXAMIANS APP
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