The temperature coefficient of resistance of eureka is
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What bond is formed when electrons in the outermost energy orbits of the atoms are shared between two…
One oersted (Oe) is equivalent to _____ Gb/cm.
The magnetic energy stored in an inductor is ______ current.
As the magnetic intensity decreasesa the relative permeability of a magnetic material
The electric potential across part AB of a circuit is 5 V; point A being at higher potential. If a charge…
One that has magnetic poles produced by internal atomic structure with no external current necessary
Permeance is analogous to
The temperature coefficient of resistance of conductors is
Used to maintain strength of magnetic field
The quantity of magnetism retained by a magnetic material after withdrawal of the magnetizing force…
What is the SI unit of magnetic flux?
A magnetic circuit carries a flux iin the iron part and a fluxgin the air gap. What is the leakage coefficient?
The force of attraction or repulsion between two magnetic poles is inversely proportional to the square…
The force between two magnetic poles varies with the distance between them. The variation is ______…
Two similar polesa each 1Wba placed 1 m apart in air will experience a repulsive force of
The resistivity of a conductor ___________ with an increase in temperature.
Cobalt is an example of a ______ material.
Who discovered that a current-carrying conductor would move when placed in a magnetic field?
Materials whose permeabilities are slightly greater than that of free space
Magnetic intensity is a
The force which set ups or tends to set up magnetic flux in a magnetic circuit
A substance that attracts pieces iron
A test charge means a charge of
A factor used to correct for the electrostatic forces of the more distant ions in an ionic solid.
One electron volt (1 eV) is equivalent to _____ joules
Flux linkages equals
The physical motion resulting from the forces of magnetic fields is called
The temperature coefficient of resistance of semiconductors is
When a wire loop is rotated in a magnetic field the direction of the induced emf changes one in every…
Another term for corona discharge.
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