The national electricity grid

Question 1

What ae the roles and responsibilities of Eskom

Answer 1

1. The generation of electricity
2. Transmission over long distances
3. The distribution to consumers

Question 2

How does the generation of electricity by a nuclear power station work

Answer 2

1. Controlled chain reaction when uranium atoms are split
2. Heat is released
3. The heat is used to boil water to produce steam
4. steam makes the turbine of the generator turn to generate electricity

Question 3

Why are power stations often built directly next to coal mines

Answer 3

1. Saves money by reducing transport costs
2. Saves time because the coal reaches the power station faster
3. Pollution escapes into the air and away from communities

Question 4

What are the advantages of nuclear power

Answer 4

Little pollution if handled correctly
Constantly available
effective electricity supply
safe supply of electricity if safety measures are followed