Engineering Materials Aluminium bronze contains aluminium and copper in the ratio of 40 : 60 2.1180555555556 2.5277777777778 0.47916666666667 40 : 60 2.1180555555556 2.5277777777778 0.47916666666667 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following has a fine gold colour and is used for imitation jewellery? Babbitt metal Silicon bronze Gun metal Aluminium bronze Babbitt metal Silicon bronze Gun metal Aluminium bronze ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons. More than Less than None of these Equal to More than Less than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing 1.7 to 4.3% carbon are known as Eutectic cast irons Hypereutectic cast irons None of these Hypoeutectic cast irons Eutectic cast irons Hypereutectic cast irons None of these Hypoeutectic cast irons ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 6.3% Adding carbon up to 2.8% Adding small quantities of copper Adding carbon up to 0.83% Adding carbon up to 6.3% Adding carbon up to 2.8% Adding small quantities of copper Adding carbon up to 0.83% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel 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 Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties ANSWER DOWNLOAD EXAMIANS APP
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