Crystal Structures (Leaving Cert Engineering): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
How many atoms in total are in a Body Centred Cubic (BCC) crystal structure?
How many atoms in total are in a Body Centred Cubic (BCC) crystal structure?
9 atoms
How many atoms in total are in a Face Centred Cubic (FCC) crystal structure?
How many atoms in total are in a Face Centred Cubic (FCC) crystal structure?
14 atoms
How many atoms in total are in a Close Packed Hexagonal (CPH) crystal structure?
How many atoms in total are in a Close Packed Hexagonal (CPH) crystal structure?
17 atoms
Which crystal structure is found in steel known as ferrite?
Which crystal structure is found in steel known as ferrite?
Body Centred Cubic (BCC)
Which crystal structure is found in steel at elevated temperatures known as austenite?
Which crystal structure is found in steel at elevated temperatures known as austenite?
Face Centred Cubic (FCC)
Which crystal structure is found in brass?
Which crystal structure is found in brass?
Close Packed Hexagonal (CPH)
What type of packing does the Body Centred Cubic (BCC) structure have?
What type of packing does the Body Centred Cubic (BCC) structure have?
Loose packed
Which crystal structure is the most closely packed?
Which crystal structure is the most closely packed?
Close Packed Hexagonal (CPH)
What is slip in metals?
What is slip in metals?
Layers of atoms sliding over each other
Which crystal structures allow slip to occur easily?
Which crystal structures allow slip to occur easily?
FCC and CPH
What property does slip produce in a metal?
What property does slip produce in a metal?
Ductility
At approximately what temperature does ferrite transform to austenite in steel?
At approximately what temperature does ferrite transform to austenite in steel?
723°C