Example 13.6.2

A solid copper cube has an edge length of 85.5 cm. How much pressure (in N/m2) must be applied to the cube to reduce the edge length to 85.0 cm? The bulk modulus of copper is 1.4 x 1011 N/m2.


where we have substituted volume of the cube = (edge length)3

and DV = |Vf - Vi|