REVIEW ACDC

Potential difference between two test points resulting from the distribution of charge in

the circuit.

6 Known Methods of Producing a Voltage.

voltage produced by rubbing a certain

material together

• Friction

• Pressure

• Heat (Thermoelectricity)

• Light (Photoelectricity)

• Chemical Action

Voltage produced by

heating the joint (junction) where two unlike

metals are joined.

• Heat

• Pressure

• Magnetism

• Light (Photoelectricity)

• Chemical Action

voltage produced by squeezing

crystals of certain substances

• Friction

• Pressure

• Heat (Thermoelectricity)

• Magnetism

• Chemical Action

Voltage produced by

light striking photosensitive substances.

• Friction

• Light (Photoelectricity)

• Heat (Thermoelectricity)

• Magnetism

• Chemical Action

Voltage produced by

chemical reaction in a battery cell.

• Friction

• Light (Photoelectricity)

• Heat (Thermoelectricity)

• Magnetism

• Chemical Action

Produced when conductor moves

to a magnetic field, cutting the magnetic lines of

force of the field.

• Friction

• Light (Photoelectricity)

• Heat (Thermoelectricity)

• Magnetism

• Chemical Action

Net amount of charge flowing past a

specified point measured in Amperes.

• POWER

• CURRENT

• VOLTAGE

Energy given in a certain amount of time,

usually measured in Watts.

• POWER

• CURRENT

• VOLTAGE