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Eccentricity e of ellipse is ..............

Eccentricity e of ellipse is .............if length of minor axis is distance between its focii.

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The correct Answer is:
`1/sqrt2`
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KUMAR PRAKASHAN-OBJECTIVE SECTION AS PER NEW PAPER SCHEME -Conic Sections (Fill in the blanks )
  1. Radius of circle which touches X - axis at (3,0) and cuts a chord at l...

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  2. Minimum distance of the line 3x +4y - 50 =0 from the point lies on cir...

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  3. length of latus rectum of parabola y^2=4ax which passes from (3,2) is...

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  4. L and L' are end points of latus rectum of parabola y^2 = 4ax and M' a...

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  5. Vertex of parabola (y-3)^2=2(x+1) is ..........

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  6. (5,2) and (3,4) are end points of latus rectums then its focii is .......

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  7. Eccentricity of ellipse is ..........if length of latus rectum is half...

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  8. Eccentricity e of ellipse is .............if length of minor axis is d...

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  9. Eccentricity of ellipse 9x^2+25y^2=225 is ........

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  10. Length of latus rectum of ellipse 4x^2+9y^2=1 is ............ .

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  11. Length of major axis of ellipse 25x^2+9y^2=1 is ........ .

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  12. Focii of hyperbola 9x^2-16y^2=144 is .........

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  13. Length of latus rectum of hyperbola 16x^2-9y^2 = 144 is ......... .

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  14. Eccentricity of hyperbola 16y^2-9x^2=144 is ...........

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  15. Eccentricity of x^2-4y^2=1 is ...........

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  16. Length of latus rectum of ellipse 5x^2+9y^2=25 is ......... .

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  17. ........... is the eccentricity of ellipse if distance between focii i...

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  18. If the ratio of major and minor axis of ellipse is 5:3 then eccentrici...

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  19. Length of the conjugate axis of 12x^2-3y^(2)=-36 is .........

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  20. If the equation (a-3)x^2+9y^2=4 represents the rectangular hyperbola t...

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