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Let P(r) = (Q)/(pi R^(4)) r be the charg...

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

A

`(Qr_(1)^(2))/( 3 pi epis_0 R^4) `

B

`(Q )/(4 pi epsi_0 r_(1)^(2))`

C

`(Qr_(1)^(2))/( 4 pi epis_0 R^4)`

D

0

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The correct Answer is:
C
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