| 1 |
If the lien l is parallel to y-axis, then the slope of l is ----------------. |
- A. 0
- B. 1
- C. -1
- D. undefined
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| 2 |
If (1, x) is the mid point of the line segment joining the points (1, 2) & (1, 6) then x = |
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| 3 |
Point of intersection of lines x - 2y + 1 = 0 and 2x - y + 2 = 0 equals: |
- A. (1, 0)
- B. (0, 1)
- C. (-1, 0)
- D. (0, -1)
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| 4 |
A pair of lines of homogeneous second degree equation ax<sup>2</sup> + 2hxy + by<sup>2</sup> = 0 are othogonal, if: |
- A. a - b = 0
- B. a + b = 0
- C. a + b > 0
- D. a - b < 0
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| 5 |
If (2, 1) is the mid point of the line segment joining the points (2, x) & (2, -5) then x = |
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| 6 |
Equation of a line parallel to x-axis: |
- A. x = 0
- B. x = y
- C. y = a
- D. x = a
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| 7 |
Angle between the lines x + y + 1 = 0 & x - y + 4 = 0 is: |
- A. 30°
- B. 45°
- C. 60°
- D. 90°
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| 8 |
x = 4 is a line: |
- A. Parallel to x - axis
- B. Parallel to y - axis
- C. Perpendicular to y-axis
- D. None of these
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| 9 |
Two non parallel lines intersect each other at: |
- A. 1 point
- B. 2 points
- C. 3 points
- D. 4 points
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| 10 |
Joint equation of y + 2x = 0, y - 3x = 0 is: |
- A. (y+2x)(y-3x) = 0
- B. (y-2x)(y-3x) = 0
- C. (y+2x)(y+3x) = 0
- D. (y-2x)(y+3x) = 0
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