Home
Class 11
MATHS
If m times distance between foci of an e...

If m times distance between foci of an ellipse is equal to n times distance between its directrices , then

A

` m lt n `

B

`m= n `

C

`m gt n`

D

`m , n in N `

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CIRCLE AND CONICS

    MARVEL PUBLICATION|Exercise MISCELLANEOUS MCQs|50 Videos

  • CIRCLE AND CONICS

    MARVEL PUBLICATION|Exercise MISCELLANEOUS MCQs|50 Videos

  • BERNOULLI TRIALS AND BINOMIAL DISTRIBUTION

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS|79 Videos

  • PROBABILITY

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS|239 Videos

Similar Questions

Explore conceptually related problems

If distance between the foci of an ellipse is 6 and distance between its directionces is 12, then length of its latus rectum is

Can the distance between foci of an ellipse be equal to distance its directrices ?

If the distance between foci of a hyperbola is twice the distance between its directrices, then the eccentricity of conjugate hyperbola is :

If the distance foci of an ellipse is 8 and distance between its directrices is 18 , then the equation of the ellipse is

If the distance between the foci of an ellipse is equal to length of minor axis, then its eccentricity is

e = 3/2 and distance between directrices = 8/3

In an ellipse the distance between the foci is 8 and the distance between the directrices is 25, then the ratio of the length of major and minor axis is

If distance between foci of an ellipse equals its latus-rectrum , then its eccentricity is

Find the equation of an ellipse the distance between the foci is 8 units and the distance between the directrices is 18 units.

MARVEL PUBLICATION-CIRCLE AND CONICS -MULTIPLE CHOICE QUESTIONS
  1. If latus-rectum = semi-minor axis, then e=

    Text Solution

    |

  2. If (distance between directrices ) = 3 (distance between foci) , then ...

    Text Solution

    |

  3. If m times distance between foci of an ellipse is equal to n times dis...

    Text Solution

    |

  4. Can the distance between foci of an ellipse be equal to distance its d...

    Text Solution

    |

  5. If eccentricities of a parabola and an ellipse are e and e' respective...

    Text Solution

    |

  6. If eccentricities of a parabola and an ellipse are e and e' respective...

    Text Solution

    |

  7. Co-ordinates of a point P((pi)/(3)) on the ellipse 16x^(2) + 25y^(2)...

    Text Solution

    |

  8. foci of the ellipse x = 4 cos theta , y = 3 sin theta are

    Text Solution

    |

  9. Focal distances of the point P (5, 4sqrt(3)) on the ellipse 64x^(2...

    Text Solution

    |

  10. If a chord PQ , joining P (theta) " Q and " (phi) , of an ellipse (...

    Text Solution

    |

  11. If P ( theta ) " and " Q (phi ) are two points on an ellipse (x^(2...

    Text Solution

    |

  12. If a chord P(theta) Q(phi) of an ellipse (x^(2))/(a^(2)) + (y^(2))/(b...

    Text Solution

    |

  13. If P (theta) is a point on the ellipse E (a gt b) , whose foci are...

    Text Solution

    |

  14. An ellipse , centred at the origin , has eccentricity 1/2 and one dire...

    Text Solution

    |

  15. If distance between foci of an ellipse equals its latus-rectrum , then...

    Text Solution

    |

  16. Find the sum of the focal distances of any point on the ellipse 9x^...

    Text Solution

    |

  17. If P=(x , y),F1=(3,0),F2=(-3,0), and 16 x^2+25 y^2=400 , then P F1+P F...

    Text Solution

    |

  18. The radius of the circle passing through the foci of (x^(2))/(16) + (y...

    Text Solution

    |

  19. In an ellipse, the distances between its foci is 6 and minor axis is 8...

    Text Solution

    |

  20. For the ellipse 25x^(2) + 45y^(2) = 9,

    Text Solution

    |