Parabola · Mathematics · AP EAPCET

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MCQ (Single Correct Answer)

1

If $x-y-3=0$ is a normal drawn through the point $(5,2)$ to the parabola $y^2=4 x$, then the slope of the other normal that can be drawn through the same point to the parabola $y^2=4 x$ is

AP EAPCET 2025 - 26th May Morning Shift
2

A circle is drawn with its centre at the focus of the parabola $y^2=2 p x$ such that it touches the directrix of the parabola. Then, a point of intersection of the circle and the parabola is

AP EAPCET 2025 - 27th May Morning Shift
3

If the locus of a point that divides a chord of slope 2 of the parabola $y^2=4 x$ internally in the ratio $1: 2$ is a parabola, then its vertex is

AP EAPCET 2025 - 27th May Morning Shift
4

If the normal chord drawn at the point $\left(\frac{15}{2}, \frac{15}{\sqrt{2}}\right)$ to the parabola $y^2=15 x$ subtends an angle $\theta$ at the vertex of the parabola, then $\sin \frac{\theta}{3}+\cos \frac{2 \theta}{3}-\sec \frac{4 \theta}{3}=$

AP EAPCET 2025 - 26th May Evening Shift
5

Tangents are drawn at three points $P\left(t_1\right), Q\left(t_2\right), R\left(t_3\right)$ on the parabola $y^2=x$. Let these tangents intersect each other at the points $L, M, N$. If $t_1=2, t_2=-4, t_3=6$, then the area of the $\triangle L M N$ is

AP EAPCET 2025 - 24th May Morning Shift
6

If the tangents of the parabola $y^2=8 x$ passing through the point $P(1,3)$ touches the parabola at $A$ and $B$, then the area (in sq. units) of $\triangle P A B$ is

AP EAPCET 2025 - 23rd May Evening Shift
7

The lengths of the two focal chords of the parabola $y^2=16 x$ is 25 units each. If these two chords cut the parabola at $A, B, C$ and $D$, then the area (in sq. units) of the quadrilateral formed by $A, B, C$ and $D$ is

AP EAPCET 2025 - 23rd May Morning Shift
8

If the perpendicular distance from the focus of a parabola $y^2=4 a x$ to its directrix is $\frac{3}{2}$, then the equation of the normal drawn at $(4 a,-4 a)$ is

AP EAPCET 2025 - 22nd May Evening Shift
9

$P Q$ is a focal chord of the parabola $y^2=4 x$ with focus $S$. If $P=(4,4)$, then $S Q=$

AP EAPCET 2025 - 22nd May Morning Shift
10

The angle between the tangents drawn from the point $(1,4)$ to the parabola $y^2=4 x$ is

AP EAPCET 2025 - 21st May Evening Shift
11

If $L$ is the normal drawn to the parabola $y^2=8 x$ at the point $t=\frac{1}{\sqrt{2}}$, then the foot of the perpendicular drawn from the focus of the parabola on to the normal $L$ is

AP EAPCET 2025 - 21st May Morning Shift
12

If $P$ is a point which divides the line segment joining the focus of the parabola $y^2=12 x$ and a point on the parabola in the ratio $1: 2$. Then, the locus of $p$ is

AP EAPCET 2024 - 23th May Morning Shift
13
Equation of the line touching both parabolas $y^2=4 x$ and $x^2=-32 y$ is
AP EAPCET 2024 - 22th May Evening Shift
14
If the normal chord drawn at $(2 a, 2 a \sqrt{2})$ on the parabola $y^2=4 a x$ subtends an angle $\theta$ at its vertex, then $\theta=$
AP EAPCET 2024 - 22th May Morning Shift
15
If the ordinates of points $P$ and $Q$ on the parabola $y^2=12 x$ are in the ratio $1: 2$. Then, the locus of the point of intersection of the normals to the parabola at $P$ and $Q$ is
AP EAPCET 2024 - 21th May Evening Shift
16
A common tangent to the circle $x^2+y^2=9$ and parabola $y^2=8 x$ is
AP EAPCET 2024 - 20th May Morning Shift
17
The normal drawn at a point $(2,-4)$ on the parabola $y^2 \pm 8 x$ cuts again the same parabola at $(\alpha, \beta)$, then $\alpha+\beta=$
AP EAPCET 2024 - 19th May Evening Shift
18
If the axes are rotated through an angle $45^{\circ}$ about the origin in anticlockwise direction, then the transformed equation of $y^2=4 a r$ is
AP EAPCET 2024 - 18th May Morning Shift
19
The line $x-2 y-3=0$ cuts the parabola $y^2=4 \operatorname{ar}$ at the points $P$ and $Q$. If the focus of this parabola is $\left(\frac{1}{4}, k\right)$. then $P Q=$
AP EAPCET 2024 - 18th May Morning Shift
20

Which of the following represents a parabola?

AP EAPCET 2022 - 5th July Morning Shift
21

Suppose a parabola passes through $$(0,4),(1,9)$$ and $$(4,5)$$ and has its axis parallel to the $$Y$$-axis. Then, the equation of the parabola is

AP EAPCET 2022 - 4th July Evening Shift
22

Suppose a parabola with focus at $$(0,0)$$ has $$x-y+1=0$$ as its tangent at the vertex. Then, the equation of its directrix is

AP EAPCET 2022 - 4th July Morning Shift
23

If $$a x+b y=1$$ is a normal to the parabola $$y^2=4 p x$$, then the condition is

AP EAPCET 2022 - 4th July Morning Shift
24

The point of intersection of the latus rectum and axis of the parabola $$y^2+4 x+2 y-8=0$$ is

AP EAPCET 2021 - 20th August Evening Shift
25

The coordinates of the focus of the parabola described parametrically by $$x=5t^2+2$$ and $$y=10t+4$$ (where t is a parameter) are

AP EAPCET 2021 - 20th August Morning Shift
26

Find the equation of the parabola which passes through (6, $$-$$2), has its vertex at the origin and its axis along the Y-axis.

AP EAPCET 2021 - 19th August Evening Shift
27

If one end of focal chord of the parabola $$y^2=8x$$ is $$\left(\frac{1}{2},2\right)$$, then the length of the focal chord is ................ units.

AP EAPCET 2021 - 19th August Morning Shift