Question

When there is equal force exerted on an object in all the directions which is bulk modules the stain produced is zero and the stress produced by the object must be infinity with ratio .Why is it ??

Answer 1

It is because when we apply stress from all the directions then the net stress will be cancelled out and become zero. There is also no change takes place in the shape of a body.

Answer 2

heya

The same force, in this case a weight (w), applied to three different guitar strings of identical length produces the three different deformations shown as shaded segments. The string on the left is thin nylon, the one in the middle is thicker nylon, and the one on the right is steel

thanku