## Conic Section Quiz-10

In JEE exams, Conic section is one of the most important topic of Mathematics that comes under Coordinate Geometry, it has total of 15 percent weightage out of which 6% questions are asked in JEE mains and 9% in Advance.

Q1.
•  Equilateral
•  Isosceles
•  Right angled
•   Right isosceles
Solution
Q2.
•  6/5
•  (-∞,-√7)∪(13/5,√7)
•  x-y-c=0
•  None of these
Q3.
•
•
•
•  None of these
Solution

Q4.   Let P be any point on any directrix of an ellipse. Then chords of contact of point P with respect to the ellipse and its auxiliary circle intersect at
•  Some point on the major axis depending upon the position of point P
•  Midpoint of the line segment joining the centre to the corresponding focus
•  Corresponding focus
•  None of these
Solution
Q5.
•  2a√27
•   9a
•  a√54
•  None of these
Solution
Q6.
•
•
•
•
Solution
Q7.
•  4
•  2
•  1
•  None of these
Q8. The co-ordinates of two points P and Q are (x1,y1) and (x2,y2) and O is the origin. If circles be described on OP and OQ as diameters then length of their common chord is
•  (|x1y2 + x2y1 |)/PQ
•  (|x1y2 - x2y1 |)/PQ
•  (|x1x2 + y1y2 |)/PQ
•  (|x1x2 + y2y2 |)/PQ
Solution
Q9.
•  8
•  6
•  10
•  12
Solution
Q10.
•  Ï€/2
•  5Ï€/2
•  3Ï€
•  Ï€/4

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Conic Section Quiz-10