MCQs Questions for Class 11 Maths Chapter 10 Straight Lines
In this 21st century, Multiple Choice Questions (MCQs) play a vital role to prepare for a competitive examination. CBSE board has also brought a major change in its board exam patterns. In most of the competitive examinations, only MCQ Questions are asked.
In future, if you want to prepare for competitive examination, then you should focus on the MCQs questions. Thus, let’s solve these MCQs questions to make our foundation strong.
In this post, you will find 16 MCQs questions for class 11 maths chapter 10 straight lines.
MCQs Questions for Class 11 Maths Chapter 10 Straight Lines
1. The equation of the straight
line passing through the point (1, 2) and parallel to the line y = 3x + 1 is
(a) y + 2 = x + 1
(b) y + 2 = 3 × (x + 1)
(c) y – 2 = 3 × (x – 1)
(d) y – 2 = x – 1
Answer: c
2. What is the distance of the
point (5, 12) from origin?
(a) 6 units
(b) 8 units
(c) 10 units
(d) 13 units
Answer: d
3. The equation of the line,
which cuts off equal and positive intercepts from the axes and passes through
the point (α, β), is
(a) x + y = α + β
(b) x + y = α
(c) x + y = β
(d) None of these
Answer: a
4. The coordinates of a point
dividing the line segment joining the points (1, 2) and (4, 5) internally in
the ratio 2 : 1, is
(a) (3, 4)
(b) (4, 3)
(c) (5, 4)
(d) (5, 3)
Answer: a
5. Two lines a1x + b1y + c1 =
0 and a2x + b2y + c2 = 0 are coincident,
if
(a) a1/a2 = b1/b2 ≠
c1/c2
(b) a1/a2 ≠ b1/b2 =
c1/c2
(c) a1/a2 ≠ b1/b2 ≠
c1/c2
(d) a1/a2 = b1/b2 =
c1/c2
Answer: d
6. What is the area of a triangle whose vertices are (-4, -4),
(-3, 2) and (3, -16)?
(a) 24 sq. units
(b) 27 sq. units
(c) 32 sq. units
(d) 37 sq. units
Answer: b
7. The equation of the line passing through the point (2, 3)
with the slope of 2 is
(a) 2x + y – 1 = 0
(b) 2x – y + 1 = 0
(c) 2x – y – 1 = 0
(d) 2x + y + 1 = 0
Answer: c
8. What is the inclination of a line which is parallel to
x-axis?
(a) 0°
(b) 180°
(c) 45°
(d) 90°
Answer: a
9. The slope of the line ax + by + c = 0 is
(a) a/b
(b) -a/b
(c) -c/b
(d) c/b
Answer: b
10. The
equation of vertical line to the right of y-axis
and at a distance of 5 units from y-axis is
(a) x = 5
(b) x = -5
(c) y = 5
(d) y = -5
Answer: a
11. The angle between the lines x – 2y = y and y – 2x = 5 is
(a) tan-1 (1/4)
(b) tan-1 (3/5)
(c) tan-1 (5/4)
(d) tan-1 (2/3)
Answer: c
12. Find the equation of the line parallel to x-axis and passing
through (3, 4).
(a) x = 3
(b) x = 4
(c) y = 4
(d) y = 3
Answer: c
13. If two vertices of a triangle are (3, -2) and (-2, 3) and its
orthocenter is (-6, 1), then its third vertex is
(a) (5, 3)
(b) (-5, 3)
(c) (5, -3)
(d) (-5, -3)
Answer: d
14. Find the equation of line joining the points (3, 4) and (5,
8).
(a) y = 2x – 1
(b) y = 2x + 2
(c) y = 2x + 1
(d) y = 2x – 2
Answer: d
15. The
y-intercept of the line 4x – 3y + 15 = 0 is
(a) -15/4
(b) 15/4
(c) -5
(d) 5
Answer: d
16. If P (1, 2), Q (3, 5) and R (7, 9) form a triangle, then find
the equation of median through P.
(a) 5x – 4y + 3 = 0
(b) 5x + 4y + 3 = 0
(c) 5x – 4y – 3 = 0
(d) 5x + 4y – 3 = 0
Answer: a