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If a circle of radius 4 touches x-axis a...

If a circle of radius 4 touches x-axis at (2,0) then its centre may be

A

(2,2)(2,-2)

B

(2,4)(2,-4)

C

(4,2)(4,-2)

D

(4,4)(4,-4)

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The correct Answer is:
B
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AAKASH SERIES-CIRCLES-PRACTICE EXERCISE
  1. A circle passes through (-2,4) and touches the y-axis at (0,2). Which ...

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  2. If I(1),I(2),I(3) are the intercept on x-axis, y-axis, y=x w.r.t x^(2)...

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  3. If a circle of radius 4 touches x-axis at (2,0) then its centre may be

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  4. The equation of the circle touching the coordinate axes the line x+2=0...

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  5. Two circles touching both the axes intersect at (3,-2) then the coordi...

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  6. If two circles touching both the axes intersect at two points P and Q ...

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  7. The equation of the circle passing through (2,1) and touching the coor...

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  8. The radius of the circle of least size that passes through (-2,1) and ...

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  9. The equation of the circle which touches both the axes and the line 4x...

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  10. Equation of circle which touch X-axies at (3,0) and making Y-intercept...

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  11. The equation of the circles which touch the y-axis at the origin and t...

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  12. The circle passing through origin and making intercepts 6 and -4 onx a...

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  13. The equation to the cicle of radius 5. which pass through the two poin...

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  14. The centre of the circle touching y-axis at (0,4) and making an interc...

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  15. The chord of contact of (2,1) with respect to the circle x^(2)+y^(2)=2...

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  16. The polar of (3,-1) w.r.t the circle x^(2)+y^(2)2x-4y+1=0 is

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  17. The pole of 2x+3y=0 with respect to x^(2)+y^(2)+6x-4y=0 is

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  18. If the points (k,1) (2,-3) are conjugate w.r.t. x^(2)+y^(2)+4x-6y-12=0...

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  19. If (1,2),(3,a) are conjugate points w.r.t x^(2)+y^(2)=16 then a=

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  20. If 2x+3y=1 and 3x+4y=k are conjugate lines w.r. the circle x^(2)+y^(2)...

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