Electrical Calculations
Electrical Devices
Vocabulary
Parts Of A Circuit
Miscellaneous
100
You multiply current and resistance to get this.
What is voltage
100
This device converts thermal energy into electrical energy.
What is a thermocouple
100
The opposition presented to the current by a material or device.
What is resistance
100
This activates the electrical current in a circuit.
What is a switch
100
Broken wires or water can cause this to happen in a circuit.
What is a short circuit
200
You multiply voltage and current to get this.
What is electrical power
200
This device converts light energy into electrical energy.
What is a photocell
200
Any material that attracts iron or things made of iron, is called this.
What is a magnet
200
This is the part of a circuit that produces energy. Ex: lightbulb.
What is the load
200
The two points on a magnet where the magnetic field is the strongest are called these.
What are magnetic poles
300
You multiply power and time to get this.
What is electrical energy
300
This device is a coil that has a soft iron core and that acts as a magnet when an electric current is in the coil.
What is an electromagnet
300
The potential difference between two points; measured in volts.
What is voltage
300
This is the part of a circuit that the electric current flows through.
What is the wire
300
The geographic North Pole is close to what
What is the magnetic South Pole
400
The watt is the unit for this measurement.
What is electrical energy
400
This device is a coil of wire that produces a magnetic field when carrying an electric current.
What is a solenoid
400
The rate at which charges pass through a given point.
What is electric current
400
This is the part of a circuit that produces the energy needed.
What is the energy source
400
A thin strip of metal in a circuit is called this.
What is a fuse
500
You divide voltage by current to get this.
What is resistance
500
This device converts electrical energy into mechanical energy.
What is an electric motor
500
The law that states that like charges repel and opposite charges attract.
What is the law of electric charges
500
These are the two possible types of circuits
What are series circuits and parallel circuits
500
In this type of circuit, if one load is interrupted then all of them are interrupted and cut off.
What is a series circuit
M
e
n
u