Question

define rigidity and flexibility ​

Answer 1

Answer:

Rigidity is the property of a structure that it does not bend or flex under an applied force. The opposite of rigidity is flexibility. ... Infinitesimal rigidity means that the structure will not flex by even an amount that is too small to be detected even in theory.

Answer 2

Answer:

Rigidity is the property of a structure that it does not bend or flex under an applied force. The opposite of rigidity is flexibility. ... Infinitesimal rigidity means that the structure will not flex by even an amount that is too small to be detected even in theory.