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Distance between an end of a latus-rectu...

Distance between an end of a latus-rectum of the parabola ` y^(2) = 16x ` and its vertex is

A

`sqrt(5)`

B

`3sqrt(5)`

C

`2sqrt(5)`

D

`4sqrt(5)`

Text Solution

Verified by Experts

The correct Answer is:
D
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MARVEL PUBLICATION-CIRCLE AND CONICS -MULTIPLE CHOICE QUESTIONS
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  2. If the equation of a parabola is y^(2) + 12x - 4y = 32 , then its ec...

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  3. Distance between an end of a latus-rectum of the parabola y^(2) = 16x...

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  4. Semi-axes are 3 and 2

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  5. Find the equation of th ellipse, the co-ordinates of whose foci are (p...

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  6. Find the equation of the ellipse which passes through the points (3,1)...

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  7. Find the equation to the ellipse (referred to its axes as the axes of ...

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  8. Find equation of ellipse whose l(latus-rectum) = (5)/(2) and eccentri...

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  9. Minor axis = 6 and one vertex at (5,0) .

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  10. Major axis = 3 (minor axis) and l (latus-rectum ) = 2

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  11. Foci are (pm 3,0) " and vertices " (pm 5,0)

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  12. Find equation of ellipse whose vertices are (pm 3,0) and passes thro...

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  13. Distance between foci is 6 and eccentricity is 3/5

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  14. Distance between directrices is 10 and eccentricity (1)/(sqrt(5)) .

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  15. Distance between foci is 4 and distance between directrices is 5

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  16. Distance between foci is 8 and major axis is 10.

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  17. Distance between directrices = (25)/(2) , minor axis = 6

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  18. Distance between foci = 2 and vertices are (pm 2,0)

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  19. Distance between a focus and the corresponding directrix of an ellipse...

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  20. An ellipse , with principal axes along co-ordinate axes has eccentrici...

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