Question

Define the following:
•compressibility
•rigidity
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Answer 1

• Compressibility is the property of a substance by the virtue of which it can change its volume in order to occupy lesser space.

• Rigidity is the property of substances by the virtue of which it can withstand the exerted force & pressure in irder to maintain its original physical structure.

Answer 2

Answer:

Compressibility : It is the measure of the relative volume change of the fluid or a solid as respond to pressure .

Rigidity : It is the property of a structure that it doesn't bend or flex under an applied force .