REFRIGERATION

What is Refrigeration?

Answer explanation

Refrigeration is the process of cooling a space or substance to lower temperatures, typically used for preserving food or creating a comfortable environment.

What is the need for Refrigeration?

Answer explanation

Refrigeration is needed to preserve perishable items, extend shelf life, maintain food safety, and improve food quality by slowing down bacterial growth and enzymatic reactions.

What are the main categories of Food Preservation?

What is Heat? ​ (a)   ​ (b)  

• Heat is a form of energy that results from the mov
• Heat is a form of temperature that results from th

What are the different types of Heat energy mentioned?

Answer explanation

The different types of Heat energy mentioned are: 1. Conduction 2. Convection 3. Radiation

What is Sensible Heat?

What is Latent Heat?

Answer explanation

Latent heat is the heat energy absorbed or released during a change of state without a change in temperature.

What is Superheat?

Answer explanation

Superheat is not defined in the given question, so the correct answer cannot be determined.

What is Specific Heat and how does it vary?

Answer explanation

Specific Heat is the amount of heat required to raise the temperature of a unit mass of a substance by one degree Celsius. It varies depending on the substance, with different materials having different specific heat values.

How does Heat transfer take place?