Chapter 5 - Sources of electricity Flashcards
What are power stations
They are buildings where electricity is Generated
What type of power station for the energy source natural gas belongs to.
Gas-fired
What type of power station for the energy-Source oil belongs to
Oil-fired
What type of power Station for the energy source coal boiling to
Coal-fired
What type of power station for the energy source nuclear belongs to
Nuclear
What are the 3 types of fossil fuels
Gas, oil and coal
When fuels are burnt to produce heat what will it produce?
Air pollutants
Which type of fossil fuels is the cleanest
Gas
Which type of fossil fuels produces the largest amount of pollutants
Coal
Does nuclear stations use fossil fuels
No
What is the energy converted to produce heat
Chemical potential energy → heat energy
What energy is converted to furnace
Heat - kinetic energy
What is the energy converted for turbine
Kinetic energy → kinetic energy
What is the energy converted for generator
Kinetic energy → electrical energy
Once electricity is generated, how energy transmitted to homes And offices
Through an electrical grid
What is a transformer
It is a device that changes the voltage of an altering current supply
What are the 3 parts of a trans former
Iron core, primary coil and secondarycoil
When the primary coil is more than the secondary coil, is it a step up step down transformer
Step down
When the secondary coil is more then the primary coil, is it a step up or step down transformer
Step-up
