1
JEE Main 2023 (Online) 24th January Morning Shift
+4
-1
Out of Syllabus

Let a tangent to the curve $$\mathrm{y^2=24x}$$ meet the curve $$xy = 2$$ at the points A and B. Then the mid points of such line segments AB lie on a parabola with the :

A
length of latus rectum 2
B
directrix 4x = $$-$$3
C
directrix 4x = 3
D
length of latus rectum $$\frac{3}{2}$$
2
JEE Main 2022 (Online) 29th July Morning Shift
+4
-1

Let the focal chord of the parabola $$\mathrm{P}: y^{2}=4 x$$ along the line $$\mathrm{L}: y=\mathrm{m} x+\mathrm{c}, \mathrm{m}>0$$ meet the parabola at the points M and N. Let the line L be a tangent to the hyperbola $$\mathrm{H}: x^{2}-y^{2}=4$$. If O is the vertex of P and F is the focus of H on the positive x-axis, then the area of the quadrilateral OMFN is :

A
$$2 \sqrt{6}$$
B
$$2 \sqrt{14}$$
C
$$4 \sqrt{6}$$
D
$$4 \sqrt{14}$$
3
JEE Main 2022 (Online) 28th July Morning Shift
+4
-1
Out of Syllabus

If the tangents drawn at the points $$\mathrm{P}$$ and $$\mathrm{Q}$$ on the parabola $$y^{2}=2 x-3$$ intersect at the point $$R(0,1)$$, then the orthocentre of the triangle $$P Q R$$ is :

A
(0, 1)
B
(2, $$-$$1)
C
(6, 3)
D
(2, 1)
4
JEE Main 2022 (Online) 27th July Evening Shift
+4
-1
Out of Syllabus

If the length of the latus rectum of a parabola, whose focus is $$(a, a)$$ and the tangent at its vertex is $$x+y=a$$, is 16, then $$|a|$$ is equal to :

A
$$2 \sqrt{2}$$
B
$$2 \sqrt{3}$$
C
$$4 \sqrt{2}$$
D
4
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