DigE Ch05 Basic Electrical Circuit Materials

Front

A materials ability to transfer current is known as ______.

Back

conductance

Front

True or False? All of electricity and electronics is based on the fundamental concept of moving electrons through a material and then applying the electrons to a load.

Back

True

Front

True or False? Switches are installed in circuits to control the flow of electrons through the circuit.

Back

True

Front

True or False? Light is generated by electrons flowing through a resistor.

Back

False

Front

When replacing an appliance switch one should consider the _______.

Back

ampacity and voltage rating

Front

What is the term for the opposition to the flow of electric current in a circuit?

Back

Resistance

Front

What is the unit of measure for electrical resistance?

Back

Ohm (Ω)

Front

What is the relationship between voltage, current, and resistance known as?

Back

Ohm's Law

Front

What is the term for a material that allows electrons to flow easily?

Back

Conductor

Front

What is the term for a material that does not allow electrons to flow easily?

Back

Insulator