The temperature coefficient of resistance of eureka is
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As the magnetic intensity decreasesa the relative permeability of a magnetic material
The reluctance of the magnetic circuit is ________ relative permeability of the material comprising…
What is the diameter of an atom?
What is the practical unit of electrical energy?
Which of the following is a paramagnetic material?
Materials whose permeabilities are slightly greater than that of free space
Hysteresis is a phenomenon of _________ in a magnetic circuit.
A negatively charge body has
When a current carrying conductor is placed in a magnetic fielda the maximum force will act on the conductor…
Which element has four valence electrons?
One farad equals
The force between two magnetic poles is _____ their poles strength.
Which of the following magnetic materials can be easily magnetized in both direction?
The K shell or the first shell has how many permissible number of orbiting electrons?
Hysteresis refers to the ______ between flux density of the material and the magnetizing force applied.
Another term for corona discharge.
Whenever a conductor cuts magnetic fluxa an emf is induced in it. This is known as
A good conductor has how many valence electrons?
Refers to the magnetic lines
The force between two magnetic poles is _______ their pole strengths.
The direction of force o a current carrying conductor placed in a m found by
The magnetic potential in a magnetic circuit can be measured in terms of
The ratio of the total flux (flux in iron path) to the useful flux (flux in air gap)
Flux linkages equals
A test charge means a charge of
Magnetic intensity is a
What principle states that each electron in an atom must have a different set of quantum numbers?
Which of the following has the least number of valence electrons?
The magnetic flux through a coil changes. This results to the induced emf acting in a direction as to
The idea of preventing one component from affecting another through their common electric and magnetic…
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