<BGSOUND src="http://www.cyberphysics.co.uk/file.wav"> 3.2.1 Mechanics head



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Module 2:

Section 3.2.2 - Materials

 

Bulk properties of solids
Density  
Stretching solids

Tensile strain and tensile stress.

Elastic strain energy

Breaking stress.

Derivation of stored energy

Description of plastic behaviour, fracture and brittleness; interpretation of simple stress-strain curves.


Hooke's law

elastic limit,

investigations.

The Young Modulus  

One simple method of measurement.

Use of stress-strain graphs to find the Young modulus.

 

 

 

 

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