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Nanomaterials Quiz

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Questions and Answers

Which of the following statements about nanomaterials is true?

They exhibit ferro-magnetic behavior.

Their optical properties are not affected by quantum confinement.

They can be used in spark plugs due to their low strength and corrosion resistance

They have a higher melting point than bulk materials. (correct)

How can the mechanical properties of polymeric materials be improved?

By increasing the temperature of the material.

By adding bulk fillers.

By decreasing the size of the material.

By adding nanofillers. (correct)

What is the use of nano-crystalline materials?

Increased electrical conductivity.

Increased thermal conductivity.

Increased corrosion resistance

Increased energy storage in batteries. (correct)

Study Notes

Melting point depression occurs in nanomaterials and they have a low melting point.
Optical properties of nanomaterials are different from bulk materials due to quantum confinement and surface plasma resonance.
Ferro-magnetic behavior disappears in nanomaterials and is transferred to super-paramagnetic.
Mechanical properties of polymeric materials can be increased by adding nanofillers.
Nanomaterials are used in spark plugs and micro drills due to their strength and corrosion resistance.
Electrical conductivity can decrease or increase in nanomaterials.
Nano-crystalline materials are used in batteries for increased energy storage.
Chemical properties of nanoparticles may be different from bulk materials.
Nanomaterials have low thermal conductivity.
Materials behave differently at the nano-scale compared to larger scales.

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Description

Test your knowledge on the unique and fascinating properties of nanomaterials in this quiz. From melting point depression to optical and mechanical properties, explore the world of nanotechnology and its applications in various industries. Learn how these materials behave differently at the nano-scale and how their properties can be manipulated for specific purposes. Challenge yourself with questions on ferro-magnetic behavior, electrical conductivity, and chemical properties of nanoparticles. Discover the exciting world of nanomaterials with this engaging quiz.