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Edexcel IGCSE Physics 4.18P electricity generation transfers

Practise electricity-generation transfers by sequencing energy stores through turbines and generators, then using output data where needed.

Syllabus
First assessment 2019
Course
Physics 4PH1

Exam points

  • Sequence GPE, kinetic, thermal and electrical transfers in a power-station diagram.
  • Select the stage where energy transfers to a turbine, generator or thermal store.
  • Calculate mean electrical power from resource percentages, time data or total output.

4.18P Electricity generation transfers question 1

[Maximum number: 3]

Question (a)

(a)

The diagram shows a fossil fuel power station.
Five stages of electricity generation and transmission are shown.

Figure for Question (a) — Edexcel IGCSE Physics
[ 3 ]

Question (i)

(i)

The power station burns a fossil fuel in the furnace.

Give an example of a fossil fuel.

[ 1 ]

Question (ii)

(ii)

Which stage of the power station transfers energy from a chemical store to a thermal store?

A

condenser

B

furnace and boiler

C

generator

D

turbines

[ 1 ]

Question (iii)

(iii)

Which stage of the power station transfers energy electrically from a kinetic energy store?

A

condenser

B

furnace and boiler

C

generator

D

turbines

[ 1 ]
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