Unit operations

A unit operation is the combination of several steps needed to manufacture any food product

• True

• False

Fundamental processing principles applied in the food industry like thermal processing, evaporation and drying. It is governed by heat exchange between a product and its surrounding medium

• Size adjustment

• Separation

• Mass transfer

• Momentum transfer

• Heat transfer

Non-thermal unit operation in which ionizing radiation is used to extend the shelf life of food productions

• High-pressure

• Irradiation

• Evaporation

• Ohmic heating

Steady state is when all physical variables remain constant at any point of the system

• true

• false

In this process, loading, transformation and unloading are performed simultaneously

• Batch process

• Continuous process

• Semi continuous process