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Let rho (r ) = (Q r)/(pi R^(4)) be the c...

Let `rho (r ) = (Q r)/(pi R^(4))` be the charge density distribution for a solid sphere of radius `R` and total charge `Q`. For a point `P` inside the sphere at a distance `r_(1)` from the centre of the sphere, the magnitude of electric field is

A

`(Q)/(4pi in_(0) r_(1)^(2))`

B

`(Q r_(1)^(2))/(4pi in_(0)R^(4))`

C

`(Q r_(1)^(2))/(3n pi in_(0) R^(4))`

D

zero

Text Solution

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The correct Answer is:
C
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