Home
Class 12
MATHS
Find the radius of the circle with the p...

Find the radius of the circle with the polar equation `r^2-8r(sqrt3costheta+sintheta+15=0`

A

8

B

7

C

6

D

5

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • THE CIRCLE

    BITSAT GUIDE|Exercise BITSAT ARCHIVES |18 Videos
  • STATISTICS

    BITSAT GUIDE|Exercise BITSAT ARCHIVES |4 Videos
  • THREE DIMENSIONAL GEOMETRY

    BITSAT GUIDE|Exercise BITSAT ARCHIVES |11 Videos

Similar Questions

Explore conceptually related problems

Find the radius of the circle with the polar equation r^(2)-8r(sqrt(3)cos theta+sin theta+15=0

sqrt(3)costheta+sintheta=2

Find the equation of the circle with centre(-1,-3) and radius sqrt3

Find the equation of the circle with: Centre (a,a) and radius sqrt(2)a

Find the general solution of the equation (sqrt(3)-1)costheta+(sqrt(3)+1)sintheta=2 .

Find an equation of the circle with centre at (0,0) and radius r.

BITSAT GUIDE-THE CIRCLE -BITSAT ARCHIVES
  1. If the equation of circle which passes through the origin and cuts off...

    Text Solution

    |

  2. Find the equation of the circle circumscribing the triangle formed by ...

    Text Solution

    |

  3. The length of tangent from (5,1) to the circle x^(2)+y^(2)+6x-4y-3=0 ...

    Text Solution

    |

  4. Find the angle between the two tangents from the origin to the circle ...

    Text Solution

    |

  5. If a circle passes through (0,0) and (a,0) and (0,b), then the coordin...

    Text Solution

    |

  6. If the sum of the distance of a point P from two perpendicular lines i...

    Text Solution

    |

  7. If the lines 2x-3y=5and3x-4y=7 are two diameters of a circle of radius...

    Text Solution

    |

  8. Find the radius of the circle with the polar equation r^2-8r(sqrt3cost...

    Text Solution

    |

  9. The centre of circle whose normals are x^(2)-2xy-3x+6y=0 is

    Text Solution

    |

  10. The centres of a set of circles, each of radius 3, lie on the circle x...

    Text Solution

    |

  11. If the two circles x^(2)+y^(2)-2x+22y+5=0andx^(2)+y^(2)+14x+6y+k=0 int...

    Text Solution

    |

  12. The radius of the ciclle x^(2)+y^(2)+4x+6y+13=0 is

    Text Solution

    |

  13. The centre of the circles x=2+3costheta,y=3sintheta-1 is

    Text Solution

    |

  14. The equation to the circle with centre (2,1) and touching the line 3x ...

    Text Solution

    |

  15. The condition for a line y = 2x + c to touch the circle x^(2) + y^(2) ...

    Text Solution

    |

  16. Let P(x(1),y(1))andQ(x(2),y(2)) be two points such that their abscissa...

    Text Solution

    |

  17. The number of common tangents to the circles x^(2)+y^(2)+2x+8y-23=0...

    Text Solution

    |

  18. If x/alpha+y/beta=1 touches the circle x^2+y^2=a^2 then point (1/alpha...

    Text Solution

    |