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If the major axis of an ellipse is three...

If the major axis of an ellipse is three times the minor axis, then its eccentricity is equal to a.`1/3` b.`1/(sqrt(3))` c. `1/(sqrt(2))` d. `(2sqrt(2))/3` e. `3/(3sqrt(2))`

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RD SHARMA ENGLISH-ELLIPSE-All Questions
  1. The eccentricity of the ellipse if the distance between the foci is ...

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  2. The eccentricity of ellipse, if the distance between the foci and ...

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  3. The difference between the lengths of the major axis and the latus r...

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  4. The eccentricity of the conic 9x^2+25 y^2=225 is a.2//5 b.4//5 c. 1//3...

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  5. The latus rectum of the conic 3x^2+4y^2-6x+8y-5=0 is a.3 b. (sqrt(3))/...

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  6. Find the equations of the tangents drawn from the point (2, 3) to t...

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  7. The eccentricity of the ellipse 4x^2+9y^2+8x+36 y+4=0 is a.5/6 b. 3/5 ...

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  8. The eccentricity of the ellipse 4x^2+9y^2=36 is a.1/(2sqrt(3)) b. 1/...

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  9. The eccentricity of the ellipse 5x^2+9y^2=1 is a.2//3 b. 3//4 c. 4//5 ...

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  10. For the ellipse x^2+4y^2=9 a. the eccentricity is 1/2 b. the latus...

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  11. If the latus rectum of an ellipse is equal to the half of minor axis, ...

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  12. An ellipse has its centre at (1,-1) and semi major axis =8 and it pass...

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

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  14. If (2,4) and (10,10) are the ends of a latus rectum of an ellipse with...

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  15. The equation (x^2)/(2-lambda)+(y^2)/(lambda-5)+1=0 represents an elips...

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  16. The eccentricity of the ellipse 9x^2+25 y^2-18 x-100 y-116=0 is a.25//...

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  17. If the major axis of an ellipse is three times the minor axis, then it...

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  18. The eccentricity of the ellipse 25x^2+16 y^2=400 is a.3//5 b. 1//3 c. ...

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  19. The eccentricity of the ellipse 5x^2+9y^2=1 is a.2//3 b. 3//4 c. 4//5 ...

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  20. The eccentricity of the ellipse 4x^2+9y^2=36 is a.1/(2sqrt(3)) b. 1/(s...

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