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Product Design > 1.1 Materials and their applications > Flashcards

1.1 Materials and their applications Flashcards

1
Q

What are the two principal categories of material properties?

A

Mechanical and physical.

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2
Q

What do mechanical properties relate to in materials?

A

Reaction to external force.

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3
Q

What are physical properties associated with in materials?

A

Material’s make-up or structure.

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4
Q

What is compressive strength?

A

Resistance to being crushed.

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5
Q

What does tensile strength refer to?

A

Resistance to stretching.

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6
Q

Define bending strength.

A

Resistance to bending forces.

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7
Q

What is shear strength?

A

Resistance to sliding forces.

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8
Q

What does torsional strength measure?

A

Resistance to twisting forces.

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9
Q

How is hardness defined?

A

Resistance to surface wear.

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10
Q

What is toughness in materials?

A

Ability to absorb impact.

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11
Q

What does plasticity refer to?

A

Ability to retain shape after deformation.

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12
Q

Define ductility.

A

Ability to be drawn into wire.

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13
Q

What is malleability?

A

What is malleability?

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14
Q

What does elasticity describe?

A

What does elasticity describe?

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15
Q

What does elasticity describe?

A

Allows electrical flow.

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16
Q

What is tensile strength?

A

Resistance to stretching.

17
Q

How is toughness tested?

A

Impact absorption.

18
Q

What indicates material hardness in abrasion tests?

A

Fewest scratches.

19
Q

How is resistance to indentation measured?

A

Indent size.

20
Q

What does malleability testing involve?

A

Bending without cracking

21
Q

What does ductility testing assess?

A

Stretching without breaking.

22
Q

What is the purpose of corrosion testing?

A

Assess environmental durability.

23
Q

How is electrical conductivity tested?

A

Resistance measurement.

24
Q

What measures thermal conductivity?

A

Heat transfer rate.

25
Q

What does the Izod impact test determine?

A

Material toughness.

26
Q

How does the Rockwell hardness test work?

A

Indentation depth.

27
Q

What does the Brinell test assess?

A

Indent diameter.

28
Q

What is the Vickers pyramid test used for?

A

Testing hard materials.

29
Q

What does a bend test evaluate?

A

Cracking resistance.

30
Q

How does ultrasonic testing detect flaws?

A

Reflected sound waves.

31
Q

What is the principle behind X-ray testing?

A

Internal imaging.

32
Q

How is electrical conductivity measured using a four-point probe?

A

Voltage drop.

33
Q

What device measures thermal conductivity in materials?

A

Heat flow meter.

Product Design (4 decks)

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