Permeance is analogous to
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What is used as the dielectric material in high voltage transformers?
What is the practical unit of electrical energy?
The science of adapting electronics to aerospace flight.
A current if flowing east along a power line. If the earth's field is neglecteda the direction of the…
Electric field intensity at a point is numerically equal to ________ at that point.
What is the SI unit of reluctance?
The temperature coefficient of resistance of eureka is
A negatively charge body has
The magnetic field inside a solenoid
What is the diameter of an atom?
An alloy of 22 percent iron and 78 per cent nickel.
A magnetic circuit carries a flux iin the iron part and a fluxgin the air gap. What is the leakage coefficient?
One oersted (Oe) is equivalent to _____ Gb/cm.
Which of the following materials has the least hysteresis loop area?
A commercial alloy of aluminum nickela and iron with cobalta copper and titanium added to produce about…
The amount of magnetizing force to counter balance the resid magnetic material is referred to as
What is another name for relative permittivity?
A germanium atom has an atomic weight of72. How many neutrons are there?
What is the main advantage of temporary magnets?
There are how many compounds available in nature?
The magnetic field of a bar magnet most closely resembles the magnetic field of
The process by which an emf and hence current is generated or induced in a conductor when there is a…
What determines the value of the temperature coefficient of resistance of a material?
As the magnetic intensity decreasesa the relative permeability of a magnetic material
What is the unit of reluctance?
What is the reluctance of a magnetic path having a length of 2x 10^-3m and crosssectional area of 2.5…
The temperature coefficient of resistance of a conductor ______ with an increase in temperature.
Which element has four valence electrons?
Which of the following is used by permanent magnets as the magnetic material?
If the distance between two magnetic poles decreases by 2 timesa the force between them
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