If (sqrt(3))b x+a y=2a b touches the ell...

If `(sqrt(3))b x+a y=2a b` touches the ellipse `(x^2)/(a^2)+(y^2)/(b^2)=1` , then the eccentric angle of the point of contact is `pi/6` (b) `pi/4` (c) `pi/3` (d) `pi/2`

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