Pharmaceutical Engineering: Size Reduction
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Questions and Answers

The hammer mill is an example of a compression-based size reduction method.

False

The edge runner mill is used for size reduction of seeds prior to extraction of their fixed oils.

False

The gap between the rolls in a single drive roller mill is adjustable to control the degree of size reduction.

True

The speed of rotation is not an important factor in the operation of a ball mill.

<p>False</p> Signup and view all the answers

What is the primary force responsible for separating solid particles in a cyclone separator?

<p>Centrifugal force</p> Signup and view all the answers

In a cyclone separator, what determines the separation of particles?

<p>Particle size and density</p> Signup and view all the answers

What direction are particles introduced into the cyclone separator?

<p>Tangentially</p> Signup and view all the answers

What happens to the coarser particles in a cyclone separator?

<p>They are forced down the conical section</p> Signup and view all the answers

What is the shape of the upper section of the cyclone separator?

<p>Cylindrical</p> Signup and view all the answers

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