MCQs for Mathematics Class 11 with Answers Chapter 11 Conic Sections
Students of class 11 Mathematics should refer to MCQ Questions Class 11 Mathematics Conic Sections with answers provided here which is an important chapter in Class 11 Mathematics NCERT textbook. These MCQ for Class 11 Mathematics with Answers have been prepared based on the latest CBSE and NCERT syllabus and examination guidelines for Class 11 Mathematics. The following MCQs can help you to practice and get better marks in the upcoming class 11 Mathematics examination
Chapter 11 Conic Sections MCQ with Answers Class 11 Mathematics
MCQ Questions Class 11 Mathematics Conic Sections with answers provided below have been prepared by expert teachers of grade 11. These objective questions with solutions are expected to come in the upcoming Standard 11 examinations. Learn the below provided MCQ questions to get better marks in examinations.
Question. The equation λx2 + 4xy + y2 + λx + 3y + 2 = 0 represents a parabola, if l is
(a) -4
(b) 4
(c) 0
(d) None of these
Answer
B
Question. If the vertex of a parabola is the point (-3, 0) and the directrix is the line x + 5 = 0, then equation of parabola is
(a) y2 = 8(x+ 3)
(b) x2 = 8(y+ 3)
(c) y2 = -8(x+ 3)
(d) y2 = 8(x+ 5)
Answer
A
Question. The focus of the parabola y2 = 4y – 4x is
(a) (0, 2)
(b) (1, 2)
(c) (2, 0)
(d) (2, 1)
Answer
A
Question. If the point P(4, -2) is one end of the focal chord PQ of the parabola y2 = x , then the slope of the tangent at Q is
(a) -1/4
(b) 1/4
(c) 4
(d) -4
Answer
C
Question. The length of latusrectum of the parabola 169{(x -1 ) + ( y – 3 )2 }=(5x – 12y + 17)2 is
(a) 14/13
(b) 28/13
(c) 12/13
(d) None of these
Answer
B
Question. The equation of the parabola having vertex at the origin axis on the y-axis and passing through the point (6, – 3) is
(a) y2 = 12 + 6
(b) x2 = 12y
(c) x2 = -12y
(d) y2 = -12x+ 6
Answer
C
Question. The equation of parabola having vertex (0, 0), passing through (5, 2) and symmetric with respect to y-axis is
(a) 3x2 = 25y
(b) 2x2 = 25y
(c) 2y2 = 25x
(d) None of these
Answer
B
Question. If the normal to the parabola y2 = 4ax at the pointP(at2 , at2) cuts the parabola again at Q(aT2 , aT2 ) , then
(a) -2≤T ≤2
(b) T ∈ (-∞, -8)∈(8,∞)
(c) T2 < 8
(d) T2 ≥ 8
Answer
D
Question. If tangents at A and B on the parabola y2 = 4ax intersect at point C,then ordinates of A, C and B are
(a) always in AP
(b) always in GP
(c) always in HP
(d) None of these
Answer
A
Question. The locus of the middle points of the focal chords of parabola y2= 4ax is
(a) y2 = a(x-a)
(b) y2 = 2a(x-a)
(c) y2 = 4a(x-a)
(d) None of these
Answer
B
Question. The equation y2 – 8y – x + 19 = 0 represents
(a) a parabola whose focus is (1/4, 0) and directrix is x = -1/4
(b) a parabola whose vertex is (3, 4) and directrix is x = 1/4
(c) a parabola whose focus is (13/4, 4) and vertex is (0, 0)
(d) a curve which is not a parabola
Answer
B
Question. The sum of the distances of any point on the ellipse 3x2 + 4y2 = 24 from its foci is
(a) 4 √2
(b) 8
(c) 16 √2
(d) 2 √2
Answer
A
Question. The equation x2/1-r – y2/1+r = 1 , |r| < 1 represents a/an
(a) ellipse
(b) hyperbola
(c) circle
(d) None of these
Answer
B
Question. The equation of a circle with centre at (1, 0) and circumference 10 p units is
(a) x2 + y2 – 2x + 24 = 0
(b) x2 + y2 – x – 25 = 0
(c) x2 + y2 – 2x – 24 = 0
(d) x2 + y2 + 2x + 24 = 0
Answer
C
Question. If e1 is the eccentricity of the conic 9x2 + 4y2 = 36 and e2 is the eccentricity of the conic 9×2 – 4y2 = 36 then which is true ?
(a) e12 + e22 = 2
(b) 3 < e12 + e2 2 < 4
(c) e12 + e22 > 4
(d) None of these
Answer
B
Question. The equation of the directrix of (x – 1)2 = 2(y – 2) is
(a) 2y + 3 = 0
(b) 2x + 1 = 0
(c) 2x – 1 = 0
(d) 2y – 3 = 0
Answer
D
Question. Find the equation of the parabola with focus (2, 0) and directrix x = – 2.
(a) x2 = 8y
(b) y2 = 4x
(c) x2 = 4y
(d) y2 = 8x
Answer
D
Question. The eccentricity of the ellipse 12x2 + 7y2 = 84 is equal to
(a) √5/7
(b) √5/12
(c) √5/12
(d) 5/7
Answer
B
Question. Find the equation of the parabola with vertex at (0, 0) and focus at (0, 2).
(a) x2 = 8y
(b) x2 = 2y
(c) y2 = 4x
(d) y2 = 8x
Answer
A
Question. The eccentricity of the hyperbola x2/a2 – y2/b2 = 1 which passes through the points (3, 0) and (3 √2, 2) is
(a) 1/√13
(b) √3
(c) √13/2
(d) √13/3
Answer
D
Question. The distance between the vertex of the parabola y = x2 – 4x + 3 and the centre of the circle x2 = 9 – (y – 3)2 is
(a) 2 √3
(b) 3 √2
(c) 2 √2
(d) 2 √5
Answer
D
Question. The equation x2/14-a + y2/9-a = 1 represents a/ an
(a) ellipse if a > 9
(b) hyperbola if 9 < a < 14
(c) hyperbola if a > 14
(d) ellipse if 9 < a < 14
Answer
B
Question. The eccentricity of the hyperbola x2 – y2 = 2004 is
(a) √3
(b) 2
(c) 2 √2
(d) √2
Answer
D
Question. If the equation of the parabola is x2 = – 8y, the equation of the directix and length of latus rectum, respectively are
(a) y = 3, 4
(b) y = –2, 4
(c) y = 2, 8
(d) y = –2, 8
Answer
C
Question. The equation of hyperbola referred to its axes as axes of co-ordinate whose distance between the foci is 20 and eccentricity equals √2 is
(a) x2 – y2 = 25
(b) x2 – y2 = 50
(c) x2 – y2 = 125
(d) x2 + y2 = 25
Answer
B
Question. The two ends of latus rectum of a parabola are the points (3, 6) and (– 5, 6). The focus is
(a) (1, 6)
(b) (– 1, 6)
(c) (1, – 6)
(d) (– 1, – 6)
Answer
B
Question. The equation of the directrix of the parabola y2 + 4y + 4x + 2 = 0 is
(a) x = – 1
(b) x = 1
(c) x = – 3/2
(d) x = 3/2
Answer
D
Question. If the ellipse x2/4 + y2/1 = 1 meets the ellipse x2/1 + y2/a2 = 1 in four distinct points and a = b2 – 10b + 25, then the value of b does not satisfy
(a) (– ∞, 4)
(b) [4, 6]
(c) (6, ∞)
(d) None of these
Answer
B
Question. If the length of the major axis of an ellipse is 17/8 times the length of the minor axis, then the eccentricity of the ellipse is
(a) 8/17
(b) 15/17
(c) 9/17
(d) 2√2/17
Answer
B
Question. Find the equation of the ellipse with foci at (± 5, 0) and x = 36/5 as one of the directrices.
(a) x2/36 + y2/11 = 4
(b) x2/6 + y2/11 = 1
(c) x2/36 + y2/11 = 1
(d) x2/36 + y2/4 = 1
Answer
C
Question. The equation of the hyperbola with vertices (3, 0), (– 3, 0) and semi-latus rectum 4 is given by
(a) 4x2 – 3y2 + 36 = 0
(b) 4x2 – 3y2 + 12 = 0
(c) 4x2 – 3y2 – 36 = 0
(d) None of these
Answer
C
Question. The parametric coordinates of any point on the parabola y ax 2 = 4 can be
(a) (a – at2,- 2at)
(b) (a – at2, 2at)
(c) (a sin2t, a sint-2)
(d) (a sint, -2a cos t)
Answer
C
Question. The tangent to the parabola y2 = 4ax at the point (a, 2a)makes with x-axis an angle equal to
(a) π/3
(b) π/4
(c) π/2
(d) π/6
Answer
B
Question. The normals at three points P, Q, Rof the parabola y2 = 4ax meet in (h, k). The centroid of DPQRlies on
(a) x = 0
(b) y = 0
(c) x = – a
(d) y = a
Answer
B
Question. At what point on the parabola y2 = 4x , the normal makes equal angles with the coordinate axes?
(a) (4, 4)
(b) (9, 6)
(c) (4, -4)
(d) (1, -2)
Answer
D
Question. The circle x2 + y2 = 5 meets the parabola y2 = 4x at P and Q. Then,the length PQ is equal to
(a) 2
(b) 2√2
(c) 4
(d) None of these
Answer
C
Question. Equation ax2 + 2hxy + by2 + 2 gx + 2fy + c = 0
(abc + 2fgh – af2 – bg2 – ch2 ≠ 0) represents a parabola, if
(a) h2 = ab
(b) h2 > ab
(c) h2 < ab
(d) None of these
Answer
A
Question. The equation (x-2)2 + ( y-3)2 = (3x+4y-2/5)2 represents
(a) a parabola
(b) a pair of straight lines
(c) an ellipse
(d) a hyperbola
Answer
A
Question. The equation of latusrectumof a parabola is x + y = 8 and the equation of the tangent at the vertex is x + y = 12 , then length of the latusrectum is
(a) 4√2
(b) 2√2
(c) 8
(d) 8√2
Answer
D
Question. The locus of the mid-point of the line segment joining the focus to a moving point on the parabola y2 = 4ax is another parabola with the directrix
(a) x = – a
(b) x= – 2
(c) x = 0
(d) x = a/2
Answer
C
Question. The coordinates of a point on the parabola y2 = 8x whose focal distance is 4, is
(a) (– 2, – 4), (2, – 4)
(b) (2, 4), (2, – 4)
(c) (1, 4), (2, – 4)
(d) (2, – 4), (– 2, 4)
Answer
B
Question. If the parabola y2 = 4ax passes through the point (3, 2), then the length of its latusrectum is
(a) 2/3
(b) 4/3
(c) 1/3
(d) 4
Answer
B
Question. The parabola y2 = 8x and the circle x2 + y2 = 2
(a) have only two common tangents which are mutually perpendicular
(b) have only two common tangents which are parallel to each other
(c) have infinitely many common tangents
(d) does not have any common tangent
Answer
A
Question. If (9a,6a) is a point bounded in region formed by parabola y2 = 16x and x = 9, then
(a) a ∈ (0,1)
(b) a < 1/4
(c) a < 1
(d) 0 < a < 4
Answer
A
Question. The length of the latusrectum of the parabola
169 {(x – 1) + ( y – 3)2} = (5x -12y + 17)2 is
(a) 14/13
(b) 12/13
(c) 28/13
(d) None of these
Answer
C
Question. x – 2 = t2, y = 2t are the parametric equations of the parabola
(a) y2 = 4x
(b) y2 = -4x
(c) x2 = -4y
(d) y2 = 4( – 2)
Answer
D
Question. The latusrectum of the parabola y2 = 5x + 4y + 1is
(a) 5/4
(b) 10
(c) 5
(d) 5/2
Answer
A
Question. The parametric equation of a parabola is x = t2 + 1,y = 2 t + 1. The cartesian equation of its directrix is
(a) x = 0
(b) x + 1 = 0
(c) y = 0
(d) None of the above
Answer
A
Question. The latusrectum of the parabola y2 = 4ax whose focal chord is PSQ such that SP = 3 and SQ = 2 , is given by
(a) 24/5
(b) 12/5
(c) 6/5
(d) 1/5
Answer
A
Question. If a focal chord of the parabola y2 = ax is 2x – y – 8 = 0, then the equation of the directrix is
(a) x + 4 = 0
(b) x – 4 = 0
(c) y – 4 = 0
(d) y + 4 = 0
Answer
A
Question. The position of the point (– 2, 2) with respect to the parabola y2 – 4y + 9x + 13 = 0 is
(a) inside
(b) outside
(c) on
(d) None of these
Answer
A
Question. If the point (0, 4) and (0, 2) are respectively the vertex and focus of a parabola, then the equation of the parabola is
(a) x2 + 8y = 16
(b) x2 + 8y = 32
(c) x2 + 16y = 30
(d) x2 – 8y = 32
Answer
B
Question. The equation of the parabola whose focus is the point (0, 0) and the tangent at the vertex is x – y + 1 = 0, is
(a) x2 + y2 -2xy – 4x + 4y – 4 = 0
(b) x2 + y2 – 2xy + 4x – 4y – 4 = 0
(c) x2 + y2 + 2xy – 4x + 4y – 4 = 0
(d) x2 + y2 – 2xy – 4x – 4y + 4 = 0
Answer
C
Question. Angle between the tangents drawn to y2 = 4x at the points where it is intersected by the line y = x – 1 is equal to
(a) π/4
(b) π/3
(c) π/6
(d) π/2
Answer
D
Question. The equation of parabola having vertex (0, 0) passing through (2, 3) and axis is along x-axis is
(a) x2 = 9/2y
(b) y2 = 9/2x
(c) y2 = -9/2x
(d) x2 = -9/2x
Answer
B
Question. The angle made by a double ordinate of length 8a at the vertex of the parabola y2 = 4ax is
(a) π/3
(b) π/2
(c) π/4
(d) π/6
Answer
B
Question. The equation of tangent to the parabola y2= 9x which goes through the point (4, 10), is
(a) x + 4y + 1= 0
(b) 9x + 4y + 4 = 0
(c) x – 4y + 36 = 0
(d) 9x + 4y + 9 = 0
Answer
C
Question. If the tangent at the point P(2, 4) to the parabola y x 2 = 8 meets the parabola y2 = 8x + 5 at Q andR, then the mid-point of the QRis
(a) (2, 4)
(b) (4,2)
(c) (7, 9)
(d) None of these
Answer
B
Question. The angle of intersection between the curves x2 = 4(y+1) and x2 = -4(y+1) is
(a) π/6
(b) π/4
(c) 0
(d) π/2
Answer
A
Question. If the line x cos a + y sin a = p touches the parabola y2 = 4ax , then point of contact is
(a) (a tan2α , 2a tanα)
(b) (a tan2α, 2a tanα)
(c) (a tanα, 2a tanα)
(d) None of these
Answer
A
Question. Two perpendicular tangents to y2 = 4ax always intersect on the line, if
(a) x = a
(b) x + a = 0
(c) x + 2a = 0
(d) x + 4a = 0
Answer
B
Question. The equation of the tangent to the parabola y2 = 9 which goes through the point (4, 10), is
(a) x + 4 y + 1 = 0
(b) 9x + 4 y + 4 = 0
(c) x + 4 y + 36 = 0
(d) 9x – 4 y + 4 = 0
Question. The tangents drawn from the ends of latusrectum of y2 = 12 meets at
(a) directrix
(b) vertex
(c) focus
(d) None of these
Answer
A
Question. The shortest distance between the parabola y2 = 4x and the circle x2 + y2 + 6x – 12y + 20 = 0 is
(a) 4√2 – 5
(b) 0
(c) 3√2 + 5
(d) 1
Answer
A
Question. The ends of a line segment are P(1, 3) and Q(1, 1). R is a point on the line segment PQ such that PR:QR = 1:l. If Ris an interior point of the parabola y2 = 4x , then
(a) λ ∈(0,1)
(b) λ ∈ (-3/5,1)
(c) λ ∈ (1/2 ,3/5)
(d) None of these
Answer
A
Question. If tangents at A and B on the parabola y2 = 4 intersect at pointC, then ordinates of A,C and Bare
(a) always in AP
(b) always in GP
(c) always in HP
(d) None of these
Answer
A
Question. The number of real tangents that can be drawn to the curve y2 + 2xy + x2 + 3y + 1 = 0 from the point (1, – 2) is
(a) one
(b) two
(c) zero
(d) None of these
Answer
C
Question. Number of common tangents to the parabola y2 = 4ax and x2 = 4by is
(a) 4
(b) 3
(c) 2
(d) 1
Answer
D
Question. If the tangent to the parabola y2 = ax makes an angle of 45° with x-axis, then the point of contact is
(a) (a/2 , a/2)
(b) (a/4 , a/4)
(c) (a/2 , a/4)
(d) (a/4 , a/2)
Answer
D
Question. Tangent at the vertex divides the distance between directrix and latusrectum in the ratio
(a) 1 : 1
(b) 1 : 2
(c) depends on directrix and focus
(d) None of the above
Answer
A
We hope the above MCQ Questions Class 11 Mathematics Conic Sections with answers based on the latest syllabus and examination guidelines issued by CBSE, NCERT and KVS are really useful for you. Conic Sections is an important chapter in Class 11 as it provides very strong understanding about this topic. Students should go through the answers provided for the MCQs after they have themselves solved the questions. All MCQs have been provided with four options for the students to solve. These questions are really useful for benefits of class 11 students. Please go through these and let us know if you have any feedback in the comments section.