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ChE 483: Special Topics in Chemical Engineering - Particle Density and Force Balance

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ChE 483: Special Topics in Chemical Engineering - Particle Density and Force Balance

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Questions and Answers

What is the primary consideration for storing coarse solids like gravel?

Particle size

Cost-effectiveness (correct)

Material value

Solubility

Why are valuable or soluble solids stored in silos, bins, or hoppers?

For ease of transportation

To prevent contamination (correct)

For long-term storage

For temporary storage purposes

What type of storage is used for temporary solids storage before feeding to a process?

Bulk storage

Container storage

Silo storage

Hopper storage (correct)

What is a characteristic of solid particles in terms of pressure?

They exert pressure on the side walls of a container and on the floor Signup and view all the answers

What is a difference between solid particles and fluids in terms of pressure?

The pressure of solid particles is affected by friction at the wall Signup and view all the answers

What is the effect of friction on the pressure exerted by solid particles on the floor of a container?

It decreases the pressure Signup and view all the answers

What is a characteristic of solid particles that differs from fluids?

There is friction between the wall and the particles Signup and view all the answers

Why is hopper storage used for temporary solids storage?

To facilitate feeding to a process Signup and view all the answers

What is a characteristic of solid particles in terms of flow?

They can flow through openings and be pumped Signup and view all the answers

What is the primary advantage of bulk storage for coarse solids like gravel?

It is a cost-effective method Signup and view all the answers