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A positive point charge 50mu C is locate...

A positive point charge `50mu C` is located in the plane xy at a point with radius vector `vecr_(0)=2hat(i)+3hat(j)`. The electric field vector `vec(E )` at a point with radius vector `vec(r )=8 hat(i)-5 hat(j)`, where `r_(0)` and r are expressed in meter, is

A

1200 V/m

B

`4xx10^(-2)V//m`

C

`900V//m`

D

`4500 V//m`

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The correct Answer is:
D
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