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

Let C be the circle with centre at `(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

`( sqrt(3))/( sqrt(2))`

B

`(sqrt(3))/( 2)`

C

`(1)/(2)`

D

`(1)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
D
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