Electromagnetism Answers
0 verified answers1 views
1
Free Preview
How does adding an iron bar to a solenoid affect the magnetic field of the electromagnet?
A
It changes the magnetic field to a current.B
It changes the magnetic field’s direction.C
It increases the magnetic field’s strength.D
It decreases the magnetic field’s strength.2
Free Preview
A current is induced in a wire by moving the wire through a magnetic field. Which is one factor that affects the direction of the current?
A
the direction in which the wire movesB
the thickness of the wireC
the direction of the needle on an ammeterD
the type of magnet3
What is the term for producing a current by moving a wire through a magnetic field?
A
solenoid inductionB
flowing inductionC
electromagnetic inductionD
coiled induction4
Dante drew a diagram to show how a wire uses the magnetic field of a magnet to induce an electric current.
A
He can move the wire upward instead of downward.B
He can connect the wire to both ends of the ammeter.C
He can change the wire from coiled to straight.D
He can place the wire between the poles of the magnet and not move it.Did you find these answers helpful?
Verified answers available
TRY EDGENUITY HACKS
- Auto Complete Exams
- Auto Complete Assignments
- Skip Videos Instantly
50,000+ students using this