The electric field in a certain region is acting radially outward and is given by E=Ar. A change contained in a sphere of radius ‘a’ centred at the origin of the field, will be given by

Options

(a) A ?￢ﾂﾀ a²
(b) 4π?￢ﾂﾀ Aa³
(c) ?￢ﾂﾀ Aa³
(d) 4π?￢ﾂﾀ Aa²

Correct Answer:

4π?￢ﾂﾀ Aa³

Explanation:

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