Magnetism and Electromagnetism
In a simple magnetic field the strength of magnet flux

decreases continuously from initial value to final value
first increases and then decreases till it becomes zero
is constant and has same value in energy part of the magnetic field
increases continuously from initial value to final value

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Magnetism and Electromagnetism
Out of the following statements, concerning an electric field, which statement is not true?

The electric intensity is a vector quantity
The electric field intensity at a point is numerically equal to the force exerted upon a charge placed at that point
An electric field is defined as a point in space at which an electric charge would experience a force
Unit field intensity in the exertion of a force of one newton on a charge of one coulomb

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