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A circle touches the x-axis and also tou...

A circle touches the x-axis and also touches the circle with centre (0,3) and radius2. The locus of the centre of the circle is

A

A circle

B

A parabola

C

An ellipse

D

A hyperbola

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PATHFINDER-CIRCLE-QUESTION BANK
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  7. The equation of circumcircle of an equilateral triangle is x^2+y^2+2gx...

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  9. If the points (0,0),(1,0),(0,1) and (t,t) are concyclic, then t=

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  10. If a circle of constant radius 3K passes through the origin and meets ...

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  11. The equation of the circle which touches the axis of y at the origin a...

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  12. Area of the circle in which a chord of length sqrt2 makes an angle pi/...

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  13. The greatest distance of the point P (10,7) from the circle x^2+y^2-4x...

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  14. The length of the chord cut off by y=2x+1 from the circle x^2+y^2=2 is

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  15. The common chord of x^2+y^2-4x-4y=0 and x^2+y^2=16 subtends at the ori...

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  17. The number of tangents that can be drawn from the point (8,6) to the c...

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  18. If the point (k+1,k) lies inside the region bound by the curve x=sqrt(...

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  20. Two circles with radii a and b touch each other externally such that t...

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