Who observed that when a steady electric current passes through a wire it creates a magnetic field?
If a conductor is angled within a magnetic field will it ind…
If a conductor is angled within a magnetic field will it induce more or less current than a conductor that was perpendicular to the magnetic field?
Any flow of current creates a magnetic field.
Any flow of current creates a magnetic field.
What is the result of two coils being placed in close proxim…
What is the result of two coils being placed in close proximity with a varying current supplied to the first coil, which then induces a similar flow in the second coil?
What is a force field that is created when magnetic dipoles…
What is a force field that is created when magnetic dipoles orient to create a magnet? Select all that apply.
Match the object to its lines of flux.
Match the object to its lines of flux.
What is the number of lines of force passing through a unit…
What is the number of lines of force passing through a unit area of material?
In Fleming’s right hand-thumb rule for solenoids, what does…
In Fleming’s right hand-thumb rule for solenoids, what does your thumb represent?
Iron is ferromagnetic.
Iron is ferromagnetic.
The stronger a magnetic field the less lines of flux there w…
The stronger a magnetic field the less lines of flux there will be.