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Problems III
- The ratio of the permeability of material to the permeability of air or vacuum is called _____?
- The force acting in a unit n-pole placed at that point is called _____?
- Defined as the flux density produced in it due to its own induced magnetism?
- The ratio between the intensity of magnetization produced in substance to the magnetizing force producing it is called a _____?
- The branch of engineering which deals with the magnetic effects of electric current is called ______?
- If we hold the conductor with right hand so that the stretched thumb points in the direction of current, then, encircling fingers will give the direction of magnetic lines of force round the conductor is known as _____?
- A natural magnet is called _____?
- Permeance is analogous to _____?
- The magnetic potential in a magnetic circuit can be measured in terms of _____?
- The relative permeability of paramagnetic substance is _____?
- The magnetic materials which can be easily magnetized in both directions are known as _____?
- Materials that have permeabilties slightly less than that of free space are?
- Materials whose permeabilities are slightly greater than that of free space are called _____?
- Materials that have very high permeabilities (hundreds and even thousands of times that of free space) are called _____?
- The unit of reluctance is?
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