JEE Questions for Maths Conic Section Quiz 15 - MCQExams.com


Maths-Conic Section-18956.png

  • Maths-Conic Section-18957.png
  • 2)
    Maths-Conic Section-18958.png

  • Maths-Conic Section-18959.png

  • Maths-Conic Section-18960.png

Maths-Conic Section-18962.png

  • Maths-Conic Section-18963.png
  • 2)
    Maths-Conic Section-18964.png

  • Maths-Conic Section-18965.png

  • Maths-Conic Section-18966.png

Maths-Conic Section-18968.png

  • Maths-Conic Section-18969.png
  • 2)
    Maths-Conic Section-18970.png

  • Maths-Conic Section-18971.png

  • Maths-Conic Section-18972.png

Maths-Conic Section-18974.png
  • b and d
  • b only
  • c only
  • a only

Maths-Conic Section-18976.png
  • a, b and d
  • a and b
  • a and c
  • a and d

Maths-Conic Section-18978.png
  • a and b
  • a and d
  • a and c
  • c only
Let A and B be two distinct points on the parabola y2 = 4x. If the axis of the parabola touches a circle of radius r having AB as its diameter, then the slope of the line joining A and B can be
Maths-Conic Section-18980.png
  • c and d
  • c only
  • b only
  • d only
Consider a circle with its centre lying on the focus of the parabola y2 = 2px such that it touches the directrix of the parabola. Then, a point of intersection of the circle and the parabola is
Maths-Conic Section-18982.png
  • a and d
  • a only
  • b only
  • c only
The tangent PT and the normal PN to the parabola y2 = 4ax at a point P on it meet its axis at points T and N respectively. The locus of the centroid of the triangle PTN is a parabola whose
Maths-Conic Section-18984.png
  • a and d
  • d only
  • a only
  • c only

Maths-Conic Section-18986.png
  • a and b
  • b only
  • c only
  • d only

Maths-Conic Section-18988.png
  • b and c
  • b only
  • c only
  • d only
On the ellipse 4x2 + 9y2 = 1, the points at which the tangents are parallel to the line 8x = 9y are
Maths-Conic Section-18990.png
  • b and d
  • b only
  • d only
  • c only

Maths-Conic Section-18992.png
  • a and b
  • b only
  • c only
  • d only

Maths-Conic Section-18994.png
  • a and c
  • c only
  • d only
  • b only

Maths-Conic Section-18996.png
  • a and b
  • a and d
  • c only
  • a, b, c, d

Maths-Conic Section-18998.png
  • a and b
  • b only
  • c only
  • d only

Maths-Conic Section-19000.png
  • Statement 1 is true, statement 2 is true; statement 2 is a correct explanation for statement 1
  • Statement 1 is true, statement 2 is true; statement 2 is not a correct explanation for statement 1
  • Statement 1 is true, statement 2 is false
  • Statement 1 is false, statement 2 is true

Maths-Conic Section-19002.png
  • Statement 1 is true, statement 2 is true; statement 2 is a correct explanation for statement 1
  • Statement 1 is true, statement 2 is true; statement 2 is not a correct explanation for statement 1
  • Statement 1 is true, statement 2 is false
  • Statement 1 is false, statement 2 is true

Maths-Conic Section-19004.png

  • Maths-Conic Section-19005.png
  • 2)
    Maths-Conic Section-19006.png

  • Maths-Conic Section-19007.png

  • Maths-Conic Section-19008.png

Maths-Conic Section-19010.png

  • Maths-Conic Section-19011.png
  • 2)
    Maths-Conic Section-19012.png

  • Maths-Conic Section-19013.png

  • Maths-Conic Section-19014.png

Maths-Conic Section-19016.png

  • Maths-Conic Section-19017.png
  • 2)
    Maths-Conic Section-19018.png

  • Maths-Conic Section-19019.png

  • Maths-Conic Section-19020.png

Maths-Conic Section-19022.png

  • Maths-Conic Section-19023.png
  • 2)
    Maths-Conic Section-19024.png

  • Maths-Conic Section-19025.png

  • Maths-Conic Section-19026.png

Maths-Conic Section-19028.png

  • Maths-Conic Section-19029.png
  • 2)
    Maths-Conic Section-19030.png

  • Maths-Conic Section-19031.png

  • Maths-Conic Section-19032.png
Consider the circle x2 + y2 = 9 and the parabola y2 = 8x. They intersect at P and Q in the first and the fourth quadrants, respectively. Tangents to the circle at P and Q intersect the x-axis at R and tangents to the parabola at P and Q intersects the x-axis at S.
The ratio of the areas of the triangle PQS and PQR is
  • 1: √2
  • 1:2
  • 1:4
  • 1:8
Consider the circle x2 + y2 = 9 and the parabola y2 = 8x. They intersect at P and Q in the first and the fourth quadrants, respectively. Tangents to the circle at P and Q intersect the x-axis at R and tangents to the parabola at P and Q intersects the x-axis at S.
The radius of the circumcircle of the triangle PRS is
  • 5
  • 3√3
  • 3√2
  • 2√3
Consider the circle x2 + y2 = 9 and the parabola y2 = 8x. They intersect at P and Q in the first and the fourth quadrants, respectively. Tangents to the circle at P and Q intersect the x-axis at R and tangents to the parabola at P and Q intersects the x-axis at S.
The radius of the incircle of the triangle PQR is
  • 4
  • 3
  • 8/3
  • 2

Maths-Conic Section-19037.png
  • 2
  • 3
  • 4
  • 5

Maths-Conic Section-19039.png
  • 1
  • 2
  • 3
  • 4

Maths-Conic Section-19041.png
  • 4
  • 3
  • 2
  • 1
In this section each question has some statements (A, B, C, D,…) given in column I and some statements (p, q, r, s, t,…) in column II. Any given statement in column I can have correct matching with one or more statement(s) in column II. For example, if a given question, statement B matches with the statements given in q and r, then for that particular question against statement B, darken the bubbles corresponding to q and r in the ORS. i.e., answer will be q and r
Maths-Conic Section-19043.png
  • A→p; B→s, t; C→r’ D→q, s
  • A→p; B→q; C→r; D→s
  • A→q; B→s; C→p; D→r
  • A→r; B→q; C→s; D→t

Maths-Conic Section-19045.png
  • Ellipse
  • Hyperbola
  • Parabola
  • None of these

Maths-Conic Section-19047.png

  • Maths-Conic Section-19048.png
  • 2)
    Maths-Conic Section-19049.png

  • Maths-Conic Section-19050.png

  • Maths-Conic Section-19051.png

Maths-Conic Section-19053.png
  • A circle whose centre is (1, 1)
  • A parabola whose focus is (1, 2)
  • A parabola whose directrix is x = 3/2
  • A parabola whose directrix is x = –1/2

Maths-Conic Section-19055.png

  • Maths-Conic Section-19056.png
  • 2)
    Maths-Conic Section-19057.png

  • Maths-Conic Section-19058.png

  • Maths-Conic Section-19059.png

Maths-Conic Section-19061.png
  • A pair of straight lines
  • An ellipse
  • A parabola
  • A hyperbola
The length of the chord of the parabola y2 = 4ax, which passes through the vertex and makes an angle θ with the axis of the parabola is

  • Maths-Conic Section-19063.png
  • 2)
    Maths-Conic Section-19064.png

  • Maths-Conic Section-19065.png

  • Maths-Conic Section-19066.png
if the tangents at P and Q on a parabola meet in T, then SP, ST and SQ are in
  • A.P
  • G.P
  • H.P
  • None of these
The angle between tangents to the parabola y2 = 4ax at the points where it intersects with the line x – y – a = 0 is

  • Maths-Conic Section-19069.png
  • 2)
    Maths-Conic Section-19070.png

  • Maths-Conic Section-19071.png

  • Maths-Conic Section-19072.png
The tangents drawn from the ends of latus rectum of y2 = 12x meets at
  • Directrix
  • Vertex
  • Focus
  • None of these
If the tangent and normal at any point P of a parabola meet the axes in T and G respectively, then
  • ST ≠ SG = SP
  • ST = SG ≠ SP
  • ST = SG = SP
  • ST = SG.SP

Maths-Conic Section-19076.png

  • Maths-Conic Section-19077.png
  • 2)
    Maths-Conic Section-19078.png

  • Maths-Conic Section-19079.png

  • Maths-Conic Section-19080.png
Three normals to the parabola y2 = x are drawn through a point (C, O), then

  • Maths-Conic Section-19082.png
  • 2)
    Maths-Conic Section-19083.png

  • Maths-Conic Section-19084.png
  • None of these
the product of the perpendiculars drawn from any point on a hyperbola to its asymptotes is

  • Maths-Conic Section-19086.png
  • 2)
    Maths-Conic Section-19087.png

  • Maths-Conic Section-19088.png

  • Maths-Conic Section-19089.png
The length of the subnormal to the parabola y2 = 4ax at any point is equal to

  • Maths-Conic Section-19091.png
  • 2)
    Maths-Conic Section-19092.png

  • Maths-Conic Section-19093.png
  • 2a

Maths-Conic Section-19095.png
  • An ellipse
  • A hyperbola
  • A circle
  • An imaginary ellipse

Maths-Conic Section-19097.png
  • 3
  • 3.5
  • 4
  • √12

Maths-Conic Section-19099.png

  • Maths-Conic Section-19100.png
  • 2)
    Maths-Conic Section-19101.png

  • Maths-Conic Section-19102.png

  • Maths-Conic Section-19103.png

Maths-Conic Section-19105.png
  • 12 sq. unit
  • 48 sq. unit
  • 64 sq. unit
  • 24 sq. unit
The equation of an ellipse, whose vertices are (2, –2), (2,and eccentricity 1/3 is

  • Maths-Conic Section-19107.png
  • 2)
    Maths-Conic Section-19108.png

  • Maths-Conic Section-19109.png

  • Maths-Conic Section-19110.png

Maths-Conic Section-19112.png

  • Maths-Conic Section-19113.png
  • 2)
    Maths-Conic Section-19114.png

  • Maths-Conic Section-19115.png

  • Maths-Conic Section-19116.png
0:0:1


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