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Let C be the circle with centre (1,1) an...

Let C be the circle with centre (1,1) and radius 1 . If T is the circle centred at (0,y) , passing through origin and touching the circle C externally , then the radius of T is equal to

A

`sqrt3//sqrt2`

B

`sqrt3//2`

C

`1//2`

D

`1//4`

Text Solution

Verified by Experts

The correct Answer is:
D
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