answersLogoWhite

0

Physics

User Avatar

Era Boyer

Lvl 10
4y ago
4.5
2 Reviews
Add a rating

Rate this Study Guide:

Cards in this guide (12)
What is produced if the poles of atoms line up in the same direction

domains

What is the imaginary line halfway between the maximum and minimum points the wave reaches vertically

The term is "resting position" (also equilibrium position).

What is the magnetic field of an electromagnet similar to

a bar magnet...

What part of an electric motor repels the poles of the permanent magnets

commutator

What is the distance from the rest position to the wave's crest

the answer is amplitude. for a+ users.

The discovery of electromagnets led to the invention of electric motors

True...

Which of these must be used to create an electromagnet

coils of wire, iron, and electric current

What does an electric motor use an electromagnet to do

Convert electrical energy to energy of motion...

Which country was Hans Christian Oersted from

Denmark.

What terms is a preiod measured in

If you're talking about a period printed at the end of a sentence, then it has

no dimensions, and can only be described as a location.

If you're talking about a period of time or a period in history, then the size of it

is measured in units of time ... seconds, minutes, weeks, centuries, etc. ... and

its beginning and end are stated in terms of absolute points in time, such as the

reading on a clock, or the date on a calendar.

What are the two equations that can be used to determine the speed of a wave

i7tgu

Both permanent magnets and electromagnets hold their magnetism for a long period of time.

false

Related study guides