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If x^(2) = 20y represents a parabola, th...

If `x^(2) = 20y` represents a parabola, then the distance of the focus from the vertex of the parabola is

A

3 units

B

4 units

C

5 units

D

6 units

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH INSTITUTE-CONIC SECTIONS-Assignment (SECTION - A)
  1. The equation of the directrix of the parabola x^(2) = 8y is

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  2. The co-ordinate of the focus of the parabola y^(2) = 24x is

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  3. If x^(2) = 20y represents a parabola, then the distance of the focus f...

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  4. The length of the latus rectum of the parabola x^(2) = -28y is

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  5. If the parabola y^(2) = 4ax passes through the point (4, 1), then the...

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  6. In the given figure, the area of the triangleOAF is

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  7. Find the area of the triangle formed by the lines joining the vertex o...

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  8. The focal distance of a point on the parabola y^2=12 xi s4. Find the a...

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  9. The area of the triangle formed by the lines joining the focus of the ...

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  10. The equation of the set of all points which are equidistant from the p...

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  11. The length of the major axis and minor axis of 9x^(2) + y^(2) = 36 res...

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  12. The co-ordinates of the vertices of the ellipse (X^(2))/(16) + (y^(2))...

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  13. The length of the latus rectum of 16x^(2) + y^(2) = 16 is

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  14. The relationship between, the semi-major axis, seimi-minor axis and th...

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  15. The eccentricty of an ellipse, the co-ordinates of whose vertices and...

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  16. The equation of the ellipse whose vertices and foci are (pm 3, 0) and ...

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  17. If P is a point on the ellipse (X^(2))/(9) + (y^(2))/(4) =1 whose ...

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  18. If e' is the eccentricity of the ellipse (x^(2))/(a^(2)) + (y^(2))/(b^...

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  19. The equation of the ellipse whose length of the major axis is 10 units...

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  20. If the major axis of an ellipse is alongthe y-axis and it passes throu...

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