| 1 |
The perpendicular distance of the line 3x + 4y + 10 = 0 from the origin is: |
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| 2 |
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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| 3 |
y = -2 is a line: |
- A. Parallel to x-axis
- B. Parallel to y-axis
- C. Perpendicular to x-axis
- D. None of these
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| 4 |
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- A. Line parallel to x-axis
- B. Line parallel to y-axis
- C. Line passing through the origin
- D. Both (a) and (b)
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| 5 |
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| 6 |
If the inclination of the line l lies between ]0°, 90°[, then the slope of l is: |
- A. Positive
- B. Negative
- C. Undefined
- D. None of these
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| 7 |
The line l is horizontal if and only if slope is equal to: |
- A. 0
- B. 1
- C. 2
- D. undefined
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| 8 |
If the inclination of a line lies between ]90°, 180°[, then the slope of line is : |
- A. Positive
- B. Negative
- C. Zero
- D. undefined
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| 9 |
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- A. Parallel lines
- B. Non-parallel lines
- C. Perpendicular lines
- D. Coplanar lines
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| 10 |
X-coordinate of any point on Y-axis: |
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