This is the circuit symbol for a _____
A potentiometer is also known as a variable resistor.
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Which of these electrical devices can be used to store an electric charge?
Which of the following is not a purpose of a resistor in an electrical circuit?
In which band of the electromagnetic spectrum is 600 MHz?
When a an electric current passes through a wire, a specific kind of field is generated around the wire. What kind of field is generated?
Voltage is also known as:
Motors are used to convert:
If a transformer has a primary winding with 160 turns and a secondary winding with 40 turns, what is the transformation ratio?
What is the name given to the orbit an electron resides in around an atom?
Current in an electric circuit creates heat because:
The nucleus of an atom contains what two subatomic particles?
You would measure the amount of resistance at a certain point in a circuit with a/an:
Which of the following is the correct formula for Ohm's Law?
In residential wiring the internal grounds will be connected to an external ground also know as:
What is the smallest number of diodes required to make a half-wave rectifier?
Electricity cannot flow...
The symbol in the given diagram represents what electronic component?