Materials and Construction Which of the following is a non-magnetic material? Cobalt Zinc None of these Nickel Cobalt Zinc None of these Nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of nickel to copper improves its Strength Machinability Ductility Hardness Strength Machinability Ductility Hardness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which has the maximum melting point out of the following? Cast iron Stainless steel Wrought iron Steel Cast iron Stainless steel Wrought iron Steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Sulphuric acid pickling tanks are lined with Aluminium Nickel Rubber Glass Aluminium Nickel Rubber Glass ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A metallic alloy in general as compared to their pure metal components is More corrosion resistant Having higher melting point Having lower hardness, reactivity and fusibility Having lower electrical conductivity More corrosion resistant Having higher melting point Having lower hardness, reactivity and fusibility Having lower electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. Having poor toughness Not helpful in producing cleaner steel due to oxidising action of vanadium Having poor fatigue resistance Used for making axle & shafts of aeroplanes, automobiles and locomotives Having poor toughness Not helpful in producing cleaner steel due to oxidising action of vanadium Having poor fatigue resistance Used for making axle & shafts of aeroplanes, automobiles and locomotives ANSWER DOWNLOAD EXAMIANS APP
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