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List of top Mathematics Questions on Parabola asked in WBJEE
From the focus of the parabola y
2
=12x, a ray of light is directed in a direction making an angle
\(tan^{-1}\frac{3}{4}\)
with the x-axis. Then the equation of the line along which the reflected ray leaves the parabola is
WBJEE - 2023
WBJEE
Mathematics
Parabola
$AB$ is a chord of a parabola $y^2 = 4ax$, $(a > 0)$ with vertex $A$, $BC$ is drawn perpendicular to $AB$ meeting the axis at $C$. The projection of $BC$ on the axis of the parabola is
WBJEE - 2022
WBJEE
Mathematics
Parabola
The point of contact of the tangent to the parabola $y^2 = 9x$ which passes through the point $(4, 10)$ and makes an angle $\theta$ with the positive side of the axis of the parabola, where $\tan \theta>2$, is
WBJEE - 2022
WBJEE
Mathematics
Parabola
If $P_1P_2$ and $P_3P_4$ are two focal chords of the parabola $y^2 = 4ax$, then the chords $P_1P_3$ and $P_2P_4$ intersect on the
WBJEE - 2022
WBJEE
Mathematics
Parabola
Let the tangent and normal at any point $P(at^2, 2at), (a>0)$, on the parabola $y^2 = 4ax$ meet the axis of the parabola at $T$ and $G$ respectively. Then the radius of the circle through $P$, $T$, and $G$ is
WBJEE - 2022
WBJEE
Mathematics
Parabola
From the point $(-1, -6)$, two tangents are drawn to $y^2 = 4x$. Then the angle between the two tangents is
WBJEE - 2022
WBJEE
Mathematics
Parabola
The axis of the parabola $x^2 + 2xy + y^2 - 5x + 5y - 5 = 0$ is
WBJEE - 2017
WBJEE
Mathematics
Parabola
The locus of the midpoints of all chords of the parabola $y^2 = 4ax$ through its vertex is another parabola with directrix
WBJEE - 2016
WBJEE
Mathematics
Parabola
The equation of the common tangent with positive slope to the parabola $y^{2}=8\sqrt{3x}$ and the hyperbola $4x^2 - y^2 = 4$ is
WBJEE - 2014
WBJEE
Mathematics
Parabola
The coordinates of a moving point $p$ are $(2t^2 + 4, 4t + 6)$. Then its locus will be a
WBJEE - 2011
WBJEE
Mathematics
Parabola
Directions: The following question has four choices, out of which one or more are correct. The potential energy function of a particle moving in one dimension is
U
=
k
[
x
−
x
3
3
a
2
]
,
where
a
and
k
areconstants. Then,
WBJEE
Mathematics
Parabola