Electrical Fundamentals Knowledge Check

The pressure that moves the electrons in the circuit?

• Resistance

• Current

• Voltage

• None of the above

An insulator is ____?

• Materials that allow the electrons to move freely through them

• Materials that allow the electrons to move partially through them

• Materials that do not allow the electrons to move freely through them

• None of above

An electrical quantity that reduces the electric current in the circuit by resisting the flow of the electron is called?

• Resistance

• Current

• Voltage

• None of the above

The flow of the electric charge in a conductor, because of free moving electrons is called ____?

• Voltage

• Current

• Resistance

• None of above

High resistance is typically caused by____?

• Corrosion,

  Loose objects, Missed connections

• Corrosion, Foreign material, closed switch

• Corrosion, Foreign material, Variable resistance

• Corrosion, Foreign material, Loose ground shots

It important to identify the circuit you are working on?

• True

• False

DC is called --------------- in which the current flows in ----------------------------

• Direct Circuit, Series

• Direct Current, Parallel

• Direct Current, One Direction

• Direct Combination, Any Direction

A short to power is?

• When the variable resistor supplied resistance is too low.

• When the switch on the indented circuit is stuck closed

• When voltage varies across the supplied loads

• When the source voltage is not consumed by the load

• a terminal or harness connected to a power supply

An open (OL) circuit is caused by?

• Broken Wire

• Loose Connection

• Short to Power

• Faulty Component

• Closed Switch

A type of resistor ,in which the resistance value can be changed from 0 to a particular value is called?

• Rheostat

• Variable

• Thermistor

• Force-Sensing