Materials and Construction Duralumin is an alloy of Aluminium, nickel and silicon Aluminium and nickel None of these Aluminium, copper and manganese Aluminium, nickel and silicon Aluminium and nickel None of these Aluminium, copper and manganese ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Soap kettle used in the production of laundry soap is made of Cast iron Steel with top section nickel clad or stainless steel Concrete Nickel Cast iron Steel with top section nickel clad or stainless steel Concrete Nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A metallic alloy in general as compared to their pure metal components is More corrosion resistant Having lower electrical conductivity Having higher melting point Having lower hardness, reactivity and fusibility More corrosion resistant Having lower electrical conductivity Having higher melting point Having lower hardness, reactivity and fusibility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Graphite is corroded by None of these Sulphuric acid (10%) Sea water Hydrochloric acid None of these Sulphuric acid (10%) Sea water Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ steel is widely used for the manufacture of motor car crankshafts. Nickel Chrome Silicon High speed Nickel Chrome Silicon High speed ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the most prone to atmospheric corrosion? Iron Copper Silver Tin Iron Copper Silver Tin ANSWER DOWNLOAD EXAMIANS APP
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