| 1 |
The axis of the parabola y2 = 4ax is |
x =0
Y =0
X = y
X = -y
|
| 2 |
The conic is a parabola if |
e <1
e > 1
e = 1
e = 0
|
| 3 |
The perpendicular bisector of any chord of a circle |
Passes through the center of the circle
Does not pass through the center of the circle
May or may not pass through the center of the circle
None of these
|
| 4 |
The equation of the normal to the circle x2 + 22 = 25 at (4,3) is |
3x -4y =0
3x -4y= 5
4x + 3y=5
4x - 3y =25
|
| 5 |
The circle (x -2)2 + (y + 3)2 =4 is not concentric with the circle |
(x -2)<sup>2</sup> + (y + 3)<sup>2</sup> =9
(x +2)<sup>2</sup> + (y - 3)<sup>2</sup> =4
(x -2)<sup>2</sup> + (y + 3)<sup>2</sup> =8
(x -2)<sup>2</sup> + (y + 3)<sup>2</sup> =5
|
| 6 |
The radius of the circle (x- 1)2 + (y + 3)2 =64 is |
8
2√2
4
64
|
| 7 |
The equation of the circle with center origin and radius 2√2 is |
x<sup>2</sup> + y<sup>2</sup> = 2√2
x<sup>2</sup> + y<sup>2</sup> = 8
x<sup>2</sup> - y<sup>2</sup> = 2√2
x<sup>2</sup> - y<sup>2</sup> = 8
|
| 8 |
If a cone is cut by a plane perpendicular to the axis of the cone then the section is a |
Parabola
Circle
Hyperbola
Ellipse
|
| 9 |
8 > t then |
(s -t) <sup>2</sup>>(t -8)<sup>2</sup>
(s -t) <sup>2</sup><(t -8)<sup>2</sup>
(s -t) <sup>2</sup>=(t -8)<sup>2</sup>
None
|
| 10 |
Ab > 0 and a > 0 then |
a > b
a < b
a = b
None
|
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