What is created when iron oxide remains in the earth’s magnetic field for ages, slowly orienting the magnetic dipoles in the same direction?
If you have a straight piece of wire and hold it in your rig…
If you have a straight piece of wire and hold it in your right hand, according to Fleming’s right hand-thumb rule, what does your thumb represent?
If a nail can become a magnet very easily it would be said t…
If a nail can become a magnet very easily it would be said to have ___________.
If the magnetic flux lines expand and contract through a sta…
If the magnetic flux lines expand and contract through a stationary conductor will you induce current?
Does the strength of the magnetic field have any effect on t…
Does the strength of the magnetic field have any effect on the induced current?
Which has a higher flux density?
Which has a higher flux density?
If you move a magnetic field through a stationary conductor…
If you move a magnetic field through a stationary conductor will you induce a current?
Who observed that when a steady electric current passes thro…
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.