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An electric field converges at the origi...

An electric field converges at the origin whose magnitude is given by the expression `E=100r N//C`, where r is the distance measured from the origin.

A

total charge contained in any spherical volume with its centre at the origin is negative

B

total charge contained in any spherical volume irrespective of the location of its centre is negative

C

total energy contained in a spherical volume of radius `3cm` with its centre at the origin

D

total charge contained in a spherical volume of radius `3cm` with its centre at the origin has magnitude `3xx10^(-9)C`

Text Solution

Verified by Experts

The correct Answer is:
A,B,C
`E=-(dv)/(dr)`
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