Chapter 3 - Electrical Energy

Question 1

What is the payback time

Answer 1

The time it takes for an appliance or installation to pay for itself in terms of energy savings

Question 2

What must you consider to compare the cost effectiveness of an appliance

Answer 2

• The cost of buying the appliance
• The cost of installing the appliance
• The running costs
• The maintenance costs
• Environmental costs
• The interest charged on a loan to buy the appliance