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If the lines kx+2y-4=0 and 5x-2y-4=0 are...

If the lines kx+2y-4=0 and 5x-2y-4=0 are conjugate with respect to the circle `x^2+y^2-2x-2y+1=0` then k=

A

0

B

1

C

2

D

3

Text Solution

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The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-CIRCLE-Exercise 1C(Pole, Polar)
  1. If the lines x+2y+K=0, x+y-3=0 are conjugate w.r.t. x^(2)+y^(2)=9", t...

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  2. If the lines x+2y+k=-, x+y-3=0 are conjugate w.r.t. the circle x^(2)+y...

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  3. If the lines kx+2y-4=0 and 5x-2y-4=0 are conjugate with respect to the...

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  4. The polar of three points with respect to a given circle are concurren...

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  5. The conjugate line 3x+4y-45=0 with respect to x^(2)+y^(2)-6x-8y+5=0 wh...

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  6. The straight line x-2y+1=0 intersects the circle x^(2)+y^(2)=25 in poi...

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  7. The line 4x+4y-11=0 intersects the circle x^(2)+y^(2)-6x-4y+4=0 at A a...

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  8. The point ef intersection of the tangents to the circle passing throug...

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  9. Let A and B be two fixed points. If a perpendicular p is drawn fros A ...

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  10. The lengths of the tungents from the points A and B to the circle are ...

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  11. The polars of any two points A and B wrt a circle, centre O meet at P....

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  12. If polar of P w.r.t. S=0 touch the circle x^(2)+y^(2)=a^(2), the locus...

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  13. The locus of poles of tangents to the circle x^(2)+y^(2)=a^(2) w.r.t t...

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  14. The locus of poles of tangents to the circle (x-p)^(2)+y^(2)=b^(2) w.r...

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  15. If the polars of points on the circle x^2+y^2=a^2 w.r.t. the circle x^...

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  16. Polar of the origin w.r.t. the circle x^2+y^2+2ax+2by+c=0 touches the...

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  17. A tangent at a point on the circle x^(2)+y^(2)=a^(2) intersects a conc...

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  18. The pole of a straight line with respect to the circle x^(2)+y^(2)=a^(...

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  19. The locus of the point, the chord of contact of which wrt the circle x...

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  20. The locus of the point, whose chord of contact w.r.t the circle x^(2)...

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