Metals (Junior Cert Engineering): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
What is the defining characteristic of ferrous metals?
What is the defining characteristic of ferrous metals?
They contain iron as primary component
Which three raw materials are loaded into a blast furnace?
Which three raw materials are loaded into a blast furnace?
Iron ore, coke, and limestone
What percentage of world steel production uses the basic oxygen process?
What percentage of world steel production uses the basic oxygen process?
Approximately 60%
What is the carbon content range in mild steel?
What is the carbon content range in mild steel?
Which type of steel is used for cutting tools and chisels?
Which type of steel is used for cutting tools and chisels?
High carbon steel
What elements are added to steel to make stainless steel?
What elements are added to steel to make stainless steel?
Chromium and nickel
What is the typical carbon content range in cast iron?
What is the typical carbon content range in cast iron?
What metal is used to coat mild steel to make galvanised iron?
What metal is used to coat mild steel to make galvanised iron?
Zinc
What is the composition of brass?
What is the composition of brass?
Typically 65% copper and 35% zinc
What is the typical composition of bronze?
What is the typical composition of bronze?
88% copper and 12% tin
What byproduct of the basic oxygen process is used as fertiliser?
What byproduct of the basic oxygen process is used as fertiliser?
Slag rich in phosphorus
Which furnace is used to produce cast iron?
Which furnace is used to produce cast iron?
Cupola furnace
How do sacrificial anodes protect metal structures from corrosion?
How do sacrificial anodes protect metal structures from corrosion?
The anode corrodes instead of the structure