More cards in this set

What happens when a current flows through a wire?

What shape are the magnetic field lines that surround the wire?

What are the circles in relation to the wire?

What does increasing the current do?

How is an electromagnet made?

How do electromagnets work?

What are some devices electromagnets are used in?

What is the motor effect?

When is the force at its maximum?

When is the force at zero?