ECAT Pre General Science Mathematics Chapter 23 Conic Section Online Test With Answers

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ECAT Pre General Science Mathematics Chapter 23 Conic Section Online Test

Sr. # Questions Answers Choice
1 Circumcentre of the triangle, whose vertices are (0, 0), (6, 0) and (0, 4) is (2, 0) (3, 0) (0, 3) (3, 2)
2 The equation x2+ y2= 0 represents A circle A degenerate circle An empty set A st. line
3
4 1 5 7 9
5 A parabola An ellipse A hyperbola A circle
6 A rectangular hyperbola whose centre is C is cut by any circle of radius r in four points P, Q, R and S. Then CP2+ CQ2+ CR2+ CS2= r<sup>2</sup> 2 r<sup>2</sup> 3 r<sup>2</sup> 4 r<sup>2</sup>
7
8 The line y = 4x + c touches the hyperbola x2- y2= 1 if
9 The eccentricity of the conic 9x2- 16y2= 144 is 4/5 5/4 4/3 3/4
10 A chord passing through the centre of the circle is called the secant of the circle the tangent of the circle the arc of the circle the diameter of the circle
11 A line segment whose end points lie on a circle is called the secant of the circle the arc of the circle the chord of the circle the circumference of the circle
12 6 20 0
13 184 none of these
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22 none of these
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27 none of these
28 The tangents drawn from the point P to a circle are real and distinct if P is on the circle P is inside the circle P is outside the circle none of these
29 The tangents drawn from the point P to a circle are real and coincident if P is on the circle P is inside the circle P is outside the circle none of these
30 The tangents drawn from the point P to a circle are imaginary if P is on the circle P is inside the circle P is outside the circle none of these
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