Basic Electricity Flashcards

Flashcards based on lecture notes about electricity

What type of charge does an electron have?

Negative

If five electrons combine with three protons, the net charge will be _.

Negative

What part of an atom moves from one atom to another?

Electron

Typical insulators are:

Glass, rubber, plastic

The ampere is___

a measure of the quantity of electrons flowing past a point in the electrical circuit in a given time

If two light bulbs are wired in series and one bulb burns out, the other bulb will ____.

Go out

What happens to the current in a circuit if the resistance is increased?

The current decreases

An element in an electric heating unit is connected to a 232-V power supply. The current flow through the element is 19 A. What is the resistance of the element?

12 OHMS

As loads are added in a parallel circuit, the total resistance of the circuit ____.

Will decrease

To find the watts of electrical power in an electrical circuit, you multiply ____ together.

Volts and amperes

If a conductor carrying electrical current is formed into a coil, the magnetic field around the wire will

Increase

Ohmmeters are to be used only on circuits that are de-energized.

True