# Study sets matching "circuits power"

power source

direct current (DC) circuit

polarity

insulator

The source from which electrons are sourced for a circuit.

A circuit in which one pole is always negative, the other pole…

Designates the way electrons flow through any circuit from neg…

A material that does not let electricity flow through it.

power source

The source from which electrons are sourced for a circuit.

direct current (DC) circuit

A circuit in which one pole is always negative, the other pole…

Voltage source

Voltage

insulator

charges that flow continuously from one…

a device that creates voltage in an electric circuit (batterie…

the difference in electrical potential energy between two plac…

a material through which charges cannot flow easily (rubber, p…

what you need to produce an electric current

Voltage source

a device that creates voltage in an electric circuit (batterie…

Voltage

the difference in electrical potential energy between two plac…

Quick Revision: What are the three side…

We can also use the same right angle tr…

True Power (W) is the useful power that…

Reactive Power (VAr) is the power store…

R = Resistance... X = Reactance (Inductive or Capacitive)... Z = Imp…

True Power (in Watts) is the power consumed by the Resistive (…

True. Think of it as the real amount of beer you get in a pint.

True. Think of it as the froth on your pint. It's always there…

Quick Revision: What are the three side…

R = Resistance... X = Reactance (Inductive or Capacitive)... Z = Imp…

We can also use the same right angle tr…

True Power (in Watts) is the power consumed by the Resistive (…

Quick Revision: What are the three side…

We can also use the same right angle tr…

True Power (W) is the useful power that…

Reactive Power (VAr) is the power store…

R = Resistance... X = Reactance (Inductive or Capacitive)... Z = I…

True Power (in Watts) is the power consumed by the Resistive (…

True. Think of it as the real amount of beer you get in a pint.

True. Think of it as the froth on your pint. It's always there…

Quick Revision: What are the three side…

R = Resistance... X = Reactance (Inductive or Capacitive)... Z = I…

We can also use the same right angle tr…

True Power (in Watts) is the power consumed by the Resistive (…

Electrical Systems are divided into two…

Power Circuits: Include

what is the symbol for ground and what…

The PRIMARY function of circuit protect…

Power Circuits... Load Circuits

Battery, Ground Power, Generator and Alternator, and Distribut…

The ground symbol indicates that the electrical component is c…

to protect the wiring in the circuit!

Electrical Systems are divided into two…

Power Circuits... Load Circuits

Power Circuits: Include

Battery, Ground Power, Generator and Alternator, and Distribut…

voltage

resistance x current

voltage/current

voltage/resistance

(v) the different between electrical potential energy between…

voltage formula

resistance formula

current formula

voltage

(v) the different between electrical potential energy between…

resistance x current

voltage formula

Ohm's law

Series Circuit

Ammeter

Parallel Circuit

The law that states that resistance is equal to voltage divide…

An electric circuit with a single path.

A device used to measure current in a circuit.

An electric circuit with multiple paths.

Ohm's law

The law that states that resistance is equal to voltage divide…

Series Circuit

An electric circuit with a single path.

power plant

power plant fuels

power plant steps

series circuit

factories that make electricity to send to cities and towns ru…

coal, nuclear, oil, natural gas, alternate energy

Coal is brought into the power plant... coal is burned for heat... h…

one path for electricity

power plant

factories that make electricity to send to cities and towns ru…

power plant fuels

coal, nuclear, oil, natural gas, alternate energy

Voltage

Volt

Circuit

Series Circuit

The difference in energy per unit charge as a charge moves b/w…

Voltage Unit

A complete, closed path through which electric charges flow

A circuit in which all parts are connected in a single loop

Voltage

The difference in energy per unit charge as a charge moves b/w…

Volt

Voltage Unit

Voltage source

Voltage

insulator

charges that flow continuously from one…

a device that creates voltage in an electric circuit (batterie…

the difference in electrical potential energy between two plac…

a material through which charges cannot flow easily (rubber, p…

what you need to produce an electric current

Voltage source

a device that creates voltage in an electric circuit (batterie…

Voltage

the difference in electrical potential energy between two plac…

Voltage source

Voltage

insulator

charges that flow continuously from one…

a device that creates voltage in an electric circuit (batterie…

the difference in electrical potential energy between two plac…

a material through which charges cannot flow easily (rubber, p…

what you need to produce an electric current

Voltage source

a device that creates voltage in an electric circuit (batterie…

Voltage

the difference in electrical potential energy between two plac…

All resisters

The more current that flows through a r…

A bigger voltage

Filament bulbs work by

produce heat when a current flows through them

the more heat is produced

pushes more current through

passing a current through a very thin wire heating it up so th…

All resisters

produce heat when a current flows through them

The more current that flows through a r…

the more heat is produced

Electric Current Strength

1 Amp

emf

Potential Difference

The movement of charge through a conductor / the amount of tim…

The electric current strength is 1A when a charge of 1C passes…

The maximum amount of energy that the battery can provide per…

The difference in electrical energy is required to move 1C of…

Electric Current Strength

The movement of charge through a conductor / the amount of tim…

1 Amp

The electric current strength is 1A when a charge of 1C passes…

Voltage source

Voltage

insulator

charges that flow continuously from one…

a device that creates voltage in an electric circuit (batterie…

the difference in electrical potential energy between two plac…

a material through which charges cannot flow easily (rubber, p…

what you need to produce an electric current

Voltage source

a device that creates voltage in an electric circuit (batterie…

Voltage

the difference in electrical potential energy between two plac…

Resistors get _ when an _ _ passes thro…

The heating effect increases the resist…

Increased resistance means..

Electrical power =

Hot, electrical current

Resistance

Less current will flow

The rate at which an appliance transfers energy

Resistors get _ when an _ _ passes thro…

Hot, electrical current

The heating effect increases the resist…

Resistance

Voltage source

Voltage

insulator

charges that flow continuously from one…

a device that creates voltage in an electric circuit (batterie…

the difference in electrical potential energy between two plac…

a material through which charges cannot flow easily (rubber, p…

what you need to produce an electric current

Voltage source

a device that creates voltage in an electric circuit (batterie…

Voltage

the difference in electrical potential energy between two plac…

Resistors get hot

Steps of current passing through a resi…

Heating effect of current advantages

Toasters

When an electrical current passes through them

When there is an electric current in a resistor there is an en…

So breaker the circuit if current to high. Also if you want to…

Contain a coil of wire with a high resistance. When a current…

Resistors get hot

When an electrical current passes through them

Steps of current passing through a resi…

When there is an electric current in a resistor there is an en…

anything which supplies electricity is…

cells batteries generators etc. all

all restores produce heat when

when a current flows through anything w…

energy

transfer energy to components in the circuit

a current flows through them

heat energy

anything which supplies electricity is…

energy

cells batteries generators etc. all

transfer energy to components in the circuit

What are the three expressions for elec…

1 kw x h is how many joules?

What is the connection between power, e…

What is the definition of the total res…

1. Power = IV... 2. P = V^2 / R... 3. P = I^2 R

3.6x 10^6 Joules

Power is the energy for a certain amount of time (J/s)

The resistors are in a series, therefore the resistors all add…

What are the three expressions for elec…

1. Power = IV... 2. P = V^2 / R... 3. P = I^2 R

1 kw x h is how many joules?

3.6x 10^6 Joules

What are the two categories that electr…

Give some examples of power circuits.

Know what the sound symbol looks like

What does the ground symbol indicate?

Power Circuits... Load Circuits

Include Battery... Ground Power... Generator and Alternator... Distribu…

...

The ground symbol indicates that the electrical component is c…

What are the two categories that electr…

Power Circuits... Load Circuits

Give some examples of power circuits.

Include Battery... Ground Power... Generator and Alternator... Distribu…