Mechanical Operations

Which mechanical operation is crucial for separating particles based on size?

• Centrifugation
• Filtration
• Sieving
• Magnetization

What is the primary purpose of sedimentation in mechanical operations?

• To mix different substances

• To separate liquids from solids

• To cool down mixtures

• To heat materials

Which method is commonly used for purifying liquids by removing suspended particles?

• Centrifugation

• Distillation

• Evaporation

• Filtration

In which mechanical operation are particles separated based on their density?

• Filtration

• Centrifugation

• Sieving

• Crushing

Which mechanical process is effective for concentrating solids from a liquid mixture?

• Filtration

• Centrifugation

• Evaporation

• Decantation

Which operation is utilized to clarify liquids by allowing solids to settle at the bottom?

• Filtration

• Evaporation

• Settling

• Centrifugation

Separation processes like sieving and magnetic separation are crucial for removing impurities from raw materials?

• True
• False

Combining powders in pharmaceutical production or blending raw materials in cement manufacturing.

• Magnetic separator

• Sieving

• Mixer

• Crusher

Which of the following explains Mechanical Operations correctly?

• Deals with Science and Technology of particulate matter

• Deals with Science and Technology of machine operations

• Deals with Science, Technology of particulate matter and machine operations

• None of the mentioned

Mechanical operations focus on physical, not chemical, transformations of materials?

• True

• False