Mechanical Operations
A gravity decanter is meant for the separation of two __________ density.

Immiscible liquids of same
Miscible liquids of same
Miscible liquids of different
Immiscible liquids of different

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Mechanical Operations
For a non-spherical particle, the sphericity

Is always less than 1
Has the dimension of length
Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle
Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle

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