Home
Class 12
MATHS
If a circle passes through the point (a,...

If a circle passes through the point `(a,b)` and cuts the circle `x ^(2) +y^(2) =p^(2)` orthogonally, then the equation of the locus of its centre is-

A

`x^(2)+y^(2) -2ax-3by+a^(2)-b^(2) -p^(2) =0`

B

`2ax+2by -(a^(2) +b^(2) +p^(2)) =0`

C

`x^(2)+y^(2)-3ax-4by +a^(2) +b^(2) -p^(2) =0`

D

`2ax + 2by -a^(2) +b^(2) =0`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 5|89 Videos
  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 7|90 Videos
  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 33|1 Videos
  • MCQ ZONE 3

    CHHAYA PUBLICATION|Exercise Question Paper 8|30 Videos
  • Measures of Central Tendency

    CHHAYA PUBLICATION|Exercise Exercise 2 C Very short answer type question|18 Videos

Similar Questions

Explore conceptually related problems

If a circle passes through the point (a, b) and cuts the circle x^2+y^2=K^2 orthogonally then the equation of the locus of its centre is

A circle passes through the origin and has its center on y=x If it cuts x^2+y^2-4x-6y+10=0 orthogonally, then find the equation of the circle.

The centre of a circle passing through the points (0,0),(1,0)and touching the circle x^2+y^2=9 is

A circle s passes through the point ( 0,1) and is orthogonal to the circles ( x - 1)^(2) + y^(2) = 16 and x^(2) + y^(2) = 1 . Then

Find the equation of the circle which passes through the points of intersection of the circle x^(2) + y^(2) + 4(x+y) + 4 = 0 with the line x+y+2 = 0 and has its centre at the origin.

A circle passes through the points (-3, 4), (1, 0) and its centre lies on the x-axis. Find the equation of the circle.

A circle passes through the point (-2, 1) and touches the straight line 3x - 2y = 6 at the point (4, 3) . Find its equation.

A circle S passes through the point (0, 1) and is orthogonal to the circles (x - 1)^2 +y^2=16 and x^2+y^2=1 . Then

The tangent at any point P on the circle x^(2)+y^(2)=2 , cuts the axes at L and M. Find the equation of the locus of the midpoint L.M.

A line through (0,0) cuts the circel x ^(2) +y^(2) -2ax =0 at A and B , then the locus of the centre of the circle drawn on AB as diameter is-

CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 3
  1. If the circle x ^(2) +y^(2) -4rx- 2ry+4r^(2)=0 and x^(2) +y^(2) =25 to...

    Text Solution

    |

  2. If the equation of the base of an equilateral triangle is 2x - y=1 and...

    Text Solution

    |

  3. If a circle passes through the point (a,b) and cuts the circle x ^(2) ...

    Text Solution

    |

  4. If the vertex of a triangle is (1,1) and the mid-points of two sides t...

    Text Solution

    |

  5. The triangle formed by joining the points (3, -11, 5)-, (-1, -3, 4) an...

    Text Solution

    |

  6. The lines 5x - 12 y =5 and 10 x- 24y+3=0 are tangents to the same circ...

    Text Solution

    |

  7. Which one of the following is the reflection of the point (4,3) on the...

    Text Solution

    |

  8. The triangle formed by the line x+sqrt3y=0, x- sqrt3y=0 and x=4 is-

    Text Solution

    |

  9. The circle x ^(2) +y^(2) -8 x+4=0 touches -

    Text Solution

    |

  10. If the area of the triangle with vertices (x,0) and C(1,2,4) are the v...

    Text Solution

    |

  11. If A (-1, 4,2), B(3, -2, 0) and C(1,2,4) are the vertices of the trian...

    Text Solution

    |

  12. The radius of the circel, having centre at (2,1) whose one of the chor...

    Text Solution

    |

  13. The equation of the straight line passing through the point (4,3) and ...

    Text Solution

    |

  14. Thet equations to the sides of a triangle are x-3y=0,4x+3y=5 and 3x+y=...

    Text Solution

    |

  15. If A,B,C be any three sets then A xx (B nn C) is equal to-

    Text Solution

    |

  16. For any three sets A(1), A(2), A(3) let B(1)= A(1) , B(2) =A(2) -A(1) ...

    Text Solution

    |

  17. If A = {x: -1 le x le 2} and B= {x:0 lt x le 4} then A nnB is equal to...

    Text Solution

    |

  18. A relation R is defined from a set A ={2,3,4,5} to a set B ={6,8,10,30...

    Text Solution

    |

  19. An equilateral teiangle is inscribed in the parabola y^(2)=x whose one...

    Text Solution

    |

  20. If foci of the ellipse (x^(2))/(16) + (y^(2))/(b^(2)) = 1 coincide wit...

    Text Solution

    |