Physical and Mechanical Properties in Manufacturing Quiz

Volume divided by weight

Weight per unit volume (correct)

Weight times volume

Volume per unit weight

Density and specific gravity are unrelated

Density is the ratio of a material's specific gravity to that of water

Specific gravity is always greater than density

Specific gravity is the ratio of a material's density to that of water (correct)

It helps compare materials for structural applications in weight-sensitive products (correct)

It only applies to certain types of materials

It has no practical significance in material selection

It is irrelevant in manufacturing processes

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