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3 Unit 44 Material properties

Authored by Richard Duffy

Engineering

12th Grade

Used 1+ times

3 Unit 44 Material properties
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the definition of density?

Density is the mass per unit volume (kg/m³) of a substance.

Density is the weight per unit area (N/m²) of a substance.

Density is the volume per unit mass (m³/kg) of a substance.

Density is the force per unit length (N/m) of a substance.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or False: The density of water is 1000 kg/m³.

True

False

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Magnets attract objects made of which type of materials?

Magnetic materials

Non-magnetic materials

Plastic materials

Glass materials

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which types of stainless steels are not magnetic?

Some types of stainless steels are not magnetic.

All types of stainless steels are not magnetic.

No types of stainless steels are not magnetic.

Only carbon steels are not magnetic.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ultimate tensile strength (or just tensile strength for short) is an important property of materials to determine their ________ performance.

mechanical

thermal

optical

electrical

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The more resistant to bending a material is, the more _______ it is.

rigid

flexible

brittle

soft

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following are types of conductivity?

A) Electrical

B) Thermal

C) Acoustical

D) All of the above

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