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13 Questions

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Grinding and Particle Size Reduction

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Questions and Answers

What is the process of reducing something to small particles by crushing or rubbing it?

Scrubbing

Rinsing

Polishing

Grinding (correct)

Which of the following is NOT a method of reducing something to small particles?

Grinding

Chopping

Shredding

Slicing (correct)

What is the opposite of enlarging or expanding something?

Narrowing

Expanding

Grinding (correct)

Widening

What is the aim of the 'rule crusher' experiment?

To determine a retainer's constant, bonds constant, and x constant Signup and view all the answers

What does the 'cell' in the roller crusher do?

Protects the roller crusher from wearing Signup and view all the answers

What is the purpose of the movable earrings and springs in the roller crusher?

To prevent damage from unbreakable materials Signup and view all the answers

What type of rollers are used for hard material crushing in a double roll crusher?

Slugger rolls Signup and view all the answers

What is the function of the circular crushing rings in a double roll crusher?

To crush medium hard to hard material Signup and view all the answers

What is the role of rear resistant metals in the construction of a roll crusher?

To provide casing for the segments Signup and view all the answers

What determines the type of rulers used in a double roll crusher?

The properties of the field Signup and view all the answers

What does the clearance between two rollers depend on in a roll crusher?

The change of the final product size Signup and view all the answers

What is the role of inward learning in roller crushers?

Rotating in an inward direction at the first Signup and view all the answers

What is an important function of strategy circular crushing rings in roller crushers?

Crushing medium-hard to hard material Signup and view all the answers