1
IIT-JEE 2007
MCQ (Single Correct Answer)
+3
-0.75
A hyperbola, having the transverse axis of length $$2\sin \theta ,$$ is confocal with the ellipse $$3{x^2} + 4{y^2} = 12.$$ Then its equation is
2
JEE Advanced 2026 Paper 1 Online
MCQ (Single Correct Answer)
+4
-1
Match each entry in List-I to the correct entry in List-II and choose the correct option.
| List-I | List-II |
|---|---|
| (P) The circle with centre $(1,2)$ and touching the straight line $$3x + 4y = 1$$ passes through | (1) the point $(1,1)$ |
| (Q) The common tangent to the circle $$x^2 + y^2 = 2$$ and the parabola $$y^2 = 8x$$ with positive slope, passes through | (2) the point $(7,9)$ |
| (R) Let $M$ be the end point of the latus rectum of the ellipse $$3x^2 + 4y^2 = 48$$ such that $M$ lies in the first quadrant. Then the normal to the ellipse drawn at $M$ passes through | (3) the point $(3,2)$ |
|
(S) Let $H$ be the hyperbola whose centre is at the origin, one of the foci is at $(5,0)$, and one directrix is
$$5x + 16 = 0$$
Then $H$ passes through |
(4) the point $(2,5)$ |
| (5) the point $(8, 3\sqrt{3})$ |
3
JEE Advanced 2018 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1
Let $$H:{{{x^2}} \over {{a^2}}} - {{{y^2}} \over {{b^2}}} = 1$$, where a > b > 0, be a hyperbola in the XY-plane whose conjugate axis LM subtends an angle of 60$$^\circ $$ at one of its vertices N. Let the area of the $$\Delta $$LMN be $$4\sqrt 3 $$.
| List - I | List - II | ||
|---|---|---|---|
| P. | The length of the conjugate axis of H is | 1. | 8 |
| Q. | The eccentricity of H is | 2. | $${4 \over {\sqrt 3 }}$$ |
| R. | The distance between the foci of H is | 3. | $${2 \over {\sqrt 3 }}$$ |
| S. | The length of the latus rectum of H is | 4. | 4 |
4
JEE Advanced 2017 Paper 1 Offline
MCQ (Single Correct Answer)
+3
-1
By appropriately matching the information given in the three columns of the following table.
Columns 1, 2 and 3 contain conics, equations of tangents to the conics and points of contact, respectively.
Columns 1, 2 and 3 contain conics, equations of tangents to the conics and points of contact, respectively.
| Column - 1 | Column - 2 | Column - 3 | |
|---|---|---|---|
| (i) | $${x^2} + {y^2} = a$$ | $$my = {m^2}x + a$$ | $$\left( {{a \over {{m^2}}},\,{{2a} \over m}} \right)$$ |
| (ii) | $${x^2}{a^2}{y^2} = {a^2}]$$ | $$y = mx + a\sqrt {{m^2} + 1} $$ | $$\left( {{{ - ma} \over {\sqrt {{m^2} + 1} }},\,{a \over {\sqrt {{m^2} + 1} }}} \right)$$ |
| (iii) | $${y^2} = 4ax$$ | $$y = mx + \sqrt {{a^2}{m^2} - 1} $$ | $$\left( {{{ - {a^2}m} \over {\sqrt {{a^2}{m^2} + 1} }},\,{1 \over {\sqrt {{a^2}{m^2} + 1} }}} \right)$$ |
| (iv) | $${x^2} - {a^2}{y^2} = {a^2}$$ | $$y = mx + \sqrt {{a^2}{m^2} + 1} $$ | $$\left( {{{ - {a^2}m} \over {\sqrt {{a^2}{m^2} - 1} }},\,{{ - 1} \over {\sqrt {{a^2}{m^2} - 1} }}} \right)$$ |
For $$a = \sqrt 2 $$, if a tangent is drawn to a suitable conic (Column 1) at the point of contact ($$-$$1, 1), then which of the following options is the only CORRECT combination for obtaining its equation?
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