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The line x=2y intersects the ellipse (x^...

The line `x=2y` intersects the ellipse `(x^(2))/4+y^(2)=1` at the points `P` and `Q`. The equation of the circle with `PQ` as diameter is

A

`x^(2)+y^(2)=(1)/(2)`

B

`x^(2)+y^(2)=1`

C

`x^(2)+y^(2)=2`

D

`x^(2)+y^(2)=5/2`

Text Solution

Verified by Experts

The correct Answer is:
D
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