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WB JEE

Ellipse and Hyperbola

Mathematics

Previous Years Questions

MCQ (More than One Correct Answer)

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The line y = x + 5 touches
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Chords of an ellipse are drawn through the positive end of the minor axis. Their midpoint lies on
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Consider a tangent to the ellipse $${{{x^2}} \over 2} + {{{y^2}} \over 1} = 1$$ at any point. The locus of the mid-point...
WB JEE 2020
Equation of a tangent to the hyperbola 5x2 $$-$$ y2 = 5 and which passes through an external point (2, 8) is...
WB JEE 2019
A hyperbola, having the transverse axis of length 2sin$$\theta$$ is confocal wit6h the ellipse 3x2 + 4y2 = 12. Its equat...
WB JEE 2018

MCQ (Single Correct Answer)

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PQ is a double ordinate of the hyperbola $${{{x^2}} \over {{a^2}}} - {{{y^2}} \over {{b^2}}} = 1$$ such that $$\Delta OP...
WB JEE 2022
AB is a variable chord of the ellipse $${{{x^2}} \over {{a^2}}} + {{{y^2}} \over {{b^2}}} = 1$$. If AB subtends a right ...
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Let $$P(3\sec \theta ,2\tan \theta )$$ and $$Q(3\sec \phi ,2\tan \phi )$$ be two points on $${{{x^2}} \over 9} - {{{y^2}...
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The points of intersection of two ellipses $${x^2} + 2{y^2} - 6x - 12y + 20 = 0$$ and $$2{x^2} + {y^2} - 10x - 6y + 15 =...
WB JEE 2021
The locus of the centre of a variable circle which always touches two given circles externally is
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The co-ordinate of a point on the auxiliary circle of the ellipse x2 + 2y2 = 4 corresponding to the point on the ellipse...
WB JEE 2021
The normal to a curve at P(x, y) meets the X-axis at G. If the distance of G from the origin is twice the abscissa of P ...
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Consider the curve $${{{x^2}} \over {{a^2}}} + {{{y^2}} \over {{b^2}}} = 1$$. The portion of the tangent at any point of...
WB JEE 2020
Consider the curve $${{{x^2}} \over {{a^2}}} + {{{y^2}} \over {{b^2}}} = 1$$. The portion of the tangent at any point of...
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If B and B' are the ends of minor axis and S and S' are the foci of the ellipse $${{{x^2}} \over {25}} + {{{y^2}} \over ...
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A double ordinate PQ of the hyperbola $${{{x^2}} \over {{a^2}}} - {{{y^2}} \over {{b^2}}} = 1$$ is such that $$\Delta OP...
WB JEE 2020
A point is in motion along a hyperbola $$y = {{10} \over x}$$ so that its abscissa x increases uniformly at a rate of 1 ...
WB JEE 2019
The length of conjugate axis of a hyperbola is greater than the length of transverse axis. Then, the eccentricity e is
WB JEE 2019
P is the extremity of the latusrectum of ellipse $$3{x^2} + 4{y^2} = 48$$ in the first quadrant. The eccentric angle of ...
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The equation of the directrices of the hyperbola $$3{x^2} - 3{y^2} - 18x + 12y + 2 = 0$$ is
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S and T are the foci of an ellipse and B is the end point of the minor axis. If STB is equilateral triangle, the eccentr...
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For the hyperbola $${{{x^2}} \over {{{\cos }^2}\alpha }} - {{{y^2}} \over {{{\sin }^2}\alpha }} = 1$$, which of the foll...
WB JEE 2019
Let P(4, 3) be a point on the hyperbola $${{{x^2}} \over {{a^2}}} - {{{y^2}} \over {{b^2}}} = 1$$. If the normal at P in...
WB JEE 2019
Let P be a point on the ellipse $${{{x^2}} \over 9} + {{{y^2}} \over 4} = 1$$ and the line through P parallel to the Y-a...
WB JEE 2018
Let the eccentricity of the hyperbola $${{{x^2}} \over {{a^2}}} - {{{y^2}} \over {{b^2}}} = 1$$ be reciprocal to that of...
WB JEE 2018
Tangents are drawn to the ellipse $${{{x^2}} \over 9} + {{{y^2}} \over 5} = 1$$ at the ends of both latusrectum. The ar...
WB JEE 2017
Let A($$-$$ 1, 0) and B(2, 0) be two points. A point M moves in the plane in such a way that $$\angle MBA$$ = 2$$\angle ...
WB JEE 2017
The line segment joining the foci of the hyperbola $${x^2} - {y^2} + 1 = 0$$ is one of the diameters of a circle. The eq...
WB JEE 2017
B is an extremity of the minor axis of an ellipse whose foci are S and S'. If $$\angle SBS'$$ is a right angle, then the...
WB JEE 2017
Let P be the foot of the perpendicular from focus S of hyperbola $${{{x^2}} \over {{a^2}}} - {{{y^2}} \over {{b^2}}} = 1...
WB JEE 2017
The equation 8x2 + 12y2 $$-$$ 4x + 4y $$-$$ 1 = 0 represents
WB JEE 2011
The length of the latus rectum of the ellipse is 16x2 + 25y2 = 400 is
WB JEE 2011
The eccentricity of the hyperbola $$4{x^2} - 9{y^2} = 36$$ is
WB JEE 2011
For different values of $$\alpha$$, the locus of the point of intersection of the two straight lines $$\sqrt 3 x - y - 4...
WB JEE 2010
S and T are the foci of an ellipse and B is an end point of the minor axis. If STB is an equilateral triangle, the eccen...
WB JEE 2010
If the line ax + by + c = 0 is a tangent to the curve xy = 4, then
WB JEE 2010
The angle between the line joining the foci of an ellipse to one particular extremity of the minor axis is 90$$^\circ$$....
WB JEE 2009
The line y = 2t2 intersects the ellipse $${{{x^2}} \over 9} + {{{y^2}} \over 4} = 1$$ in real point if
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The total number of tangents through the point (3, 5) that can be drawn to the ellipse 3x2 + 5y2 = 32 and 25x2 + 9y2 = 4...
WB JEE 2009

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