could you please specify?
The ability of solid rock to flow is called Plasticity.
Plasticity is the deformation of a solid mateial which resulted in non reversible changes of shape in response to applied force.
Another example of plasticity is when you bend metal through a forcer force to create an art or kitchen set
The weight should be shared between the two string equally. Therefore, tension in each string, T is;
T = 120 N/2 = 60 N