Pair of Tangents, Chord of Contact and Chord with Midpoint of a Parabola

IMPORTANT

Pair of Tangents, Chord of Contact and Chord with Midpoint of a Parabola: Overview

This topic covers concepts such as Pair of Tangents from an External Point, Midpoint Chord of a Parabola, Chord of Contact to a Parabola, Triangle Formed by Pair of Tangents and Its Chord of Contact, Diameter of a Parabola, etc.

Important Questions on Pair of Tangents, Chord of Contact and Chord with Midpoint of a Parabola

MEDIUM
IMPORTANT

The locus of the mid-points of the chords of the parabola x2=4py having slope m is a

HARD
IMPORTANT

If y=mx bisect two chords of y2=4x from (4,4), then m can't be

HARD
IMPORTANT

The locus of the mid-points of the chords of the parabola y2=4ax, which passes through the origin is

MEDIUM
IMPORTANT

From the point (4,6), a pair of tangent lines are drawn to the parabola y2=8x. Find the area of the triangle formed by these pair of tangent lines and the chord of contact of the point (4,6).

HARD
IMPORTANT

If the chord of contact of tangents from a point P to the parabola y2=4ax touches the parabola x2=4by, then find the locus of P.

HARD
IMPORTANT

Consider the chords of the parabola y2=4x which touches the hyperbola x2-y2=1. A conic section is formed on tracing the locus of the point of intersection of the tangents drawn to the parabola at the extremities of such chords. If λ represents the length of the conic section's latus rectum, then λ is

EASY
IMPORTANT

If P is a point on the parabola y2=8x and A is the point (1,0), then the locus of the midpoint of the line segment AP is

MEDIUM
IMPORTANT

The length of the common chord of the parabolas y2=x and x2=y and is

HARD
IMPORTANT

The locus of the middle points of the chords of the parabola y2=4ax, which passes through the origin is

HARD
IMPORTANT

Equation of chord of the parabola y2=16x whose mid point is (1, 1), is

HARD
IMPORTANT

Locus of midpoint of any focal chord of y2=4ax is

HARD
IMPORTANT

Locus of mid point of any focal chord of y2=4ax is

HARD
IMPORTANT

Locus of mid point of any focal chord of y2=4ax is

MEDIUM
IMPORTANT

Locus of midpoint of any focal chord of y2=4ax is

HARD
IMPORTANT

Locus of mid point of any focal chord of y2=4ax is

HARD
IMPORTANT

The angle between the tangent drawn from the point 1,4 to the parabola y2=4x is

MEDIUM
IMPORTANT

Locus of midpoint of any focal chord of y2=4ax is

MEDIUM
IMPORTANT

Two tangents are drawn from a point -2,-1 to the curve y2=4x. If α is the angle between them, then tanα is equal to

HARD
IMPORTANT

Two tangents are drawn from a point (-2, -1) to the curve, y2 = 4x. If α is the angle between them, then |tan α| is equal to :