| 1 |
A line through a point say P perpendicular to the tangent to the curve at P is called: |
- A. Straight line
- B. Tangent line
- C. Normal line
- D. None of these
|
| 2 |
If the focus lies on the x-axis with coordinates F(a, 0) and directrix of the parabola is = - a then the equation of parabola is: |
- A. x<sup>2</sup> = 4ay
- B. y<sup>2</sup>= 4ax
- C. -x<sup>2</sup>= 4ay
- D. -y<sup>2</sup>= 4ax
|
| 3 |
If r is the radius of any circle and C its center, then any point P(x<sub>1</sub>, y<sub>1</sub>) lies on the circle only if: |
- A. |CP| < r
- B. |CP| > r
- C. |CP| = r
- D. None of these
|
| 4 |
The axis of the parabola y<sup>2</sup> = 4ax is: |
- A. x = 0
- B. x = a
- C. y = 0
- D. y = a
|
| 5 |
<div><font color="#000000" face="Times New Roman" size="3">The opening of the parabola y<sup>2</sup> = 4ax is to the ________ of the:</font></div><div></div> |
- A. Left
- B. Upward
- C. Right
- D. Downward
|
| 6 |
If a point lies inside a circle, then its distance from the center is: |
- A. Equal to the radius
- B. Less then the radius
- C. Greater then the radius
- D. Equal to or greater than the
|
| 7 |
One of the angles of a triangle inscribed in a circle is of 40°. If one of its' the diameter, the other angles have the measures: |
- A. 30°, 110°
- B. 40°, 100°
- C. 50°, 90°
- D. 20°, 120°
|
| 8 |
A chord containing the center of the circle is called ______ of the circle: |
- A. Diameter
- B. Chord
- C. Radius
- D. None of these
|
| 9 |
Equation of axis of the parabola x<sup>2</sup> = 4ay is: |
- A. x = 0
- B. x = a
- C. y = 0
- D. y = a
|
| 10 |
If equation of circle is (x - h)<sup>2</sup> + (y - k)<sup>2</sup> = r<sup>2</sup>, then center of a circle: |
- A. (-h, -k)
- B. (h, k)
- C. (-h, k)
- D. (h, -k)
|
