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Magnetism and Electromagnetism

Magnetism and Electromagnetism
The unit for reluctance is

tesla
At/Wb
Wb
At/m

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Magnetism and Electromagnetism
Gilbert is a unit of

permittivity
magnetomotive force
conductance
electromotive force

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Magnetism and Electromagnetism
The direction of a magnetic field within a magnet is

back to front
front to back
from north to south
from south to north

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Magnetism and Electromagnetism
The induced voltage across a coil with 250 turns that is located in a magnetic field that is changing at a rate of 8 Wb/s is

3,125 V
31.25 V
2,000 V
1,000 V

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Magnetism and Electromagnetism
The ability of a material to remain magnetized after removal of the magnetizing force is known as

permeability
reluctance
hysteresis
retentivity

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Magnetism and Electromagnetism
One telsa is equal to

1 Wb/mm²
1 Wb/m²
1 Wb/m
1 mWb/m²

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MORE MCQ ON Magnetism and Electromagnetism

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