L2 EAL Unit 003 Revision 4
Authored by Jon Harper
Engineering
12th Grade
Used 22+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property describes a material's ability to be drawn into a wire?
Ductility
Malleability
Hardness
Toughness
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What process involves heating a material and then cooling it slowly to remove internal stresses?
Tempering
Hardening
Annealing
Normalising
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does hardening affect the brittleness of a material?
Increases
Decreases
No change
Varies
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is copper often used in electrical wiring?
High load bearing capacity
High thermal conductivity
High electrical conductivity
High cost
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property is the measure of a material's resistance to deformation under load?
Elasticity
Strength
Plasticity
Toughness
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of tempering on a material's hardness?
Increases
Decreases
No change
Fluctuates
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property makes stainless steel suitable for cutlery?
Wear resistance
Electrical conductivity
Load bearing capacity
Corrosion resistance
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