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Problems V
- A commercial alloy of aluminum, nickel and iron with cobalt, copper and titanium added to produce about 12 grades of _____?
- The air space between poles of a magnet is called _____?
- The idea of preventing one component electric or magnetic field is called _____?
- The physical motion resulting from the forces of magnetic fields is called _____?
- A law that sites the polarity of the induced voltage will oppose the change in magnetic flux causing the induction?
- Automatic switch operated by current in a coil?
- One that has a magnetic poles produced by internal atomic structure with no external current necessary?
- 1 oersted (Oc) is equivalent to _____?
- Demagnetizing by applying an ac field and gradually reducing it to zero?
- Small voltage generated by a conductor with current in an external magnetic field?
- Electromagnetic with its core in the form of a close magnetic ring?
- Magnetic effects of the earth as a huge magnet with north and south poles?
- Used to maintain strength of magnetic field?
- An alloy consisting of 22 percent iron and 78 percent nickel?
- An alloy consisting of 40 percent iron and 60 percent nickel?
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