CBSE Class 12 Three Dimensional Geometry Multiple Choice Questions with Answers. MCQ Questions Class 12 Three Dimensional Geometry with Answers Is Prepared Based on Latest Exam Pattern. Students can solve NCERT MCQ questions Class 12 Three Dimensional Geometry with Answers to know their preparation level.
Students who are searching for NCERT MCQ Questions Class 12 Three Dimensional Geometry with Answers are compiled here to get good practice on all fundamentals. Know your preparation level on MCQ Questions for Class 12 Three Dimensional Geometry with Answers. You can also verify your answers from the provided MCQ Class 12 Three Dimensional Geometry with Answers. So, ace up your preparation with MCQ of Class 12 Mathematics Examinations.
MCQ Questions Class 12 Three Dimensional Geometry with Answers - Set - 2
Question 1:
The coordinates of the point where the line through (3, – 4, – 5) and (2, –3, 1) crosses the plane passing through three points (2, 2, 1), (3, 0, 1) and (4, – 1, 0) are
(a) (0, – 2, 7)
(b) (3, – 2, 5)
(c) (1, – 2, – 7)
(d) (1, – 2, 7)
Correct Answer – (D)
Question 2:
The sine of the angle between the straight line x-2/3 = y-3/4 =z-4/5 and the plane 2x – 2y + z = 5 is
(a) 10/√65
(b) 4/5√2
(c) 2√3/5
(d) √2/10
Correct Answer – (D)
Question 3:
The two planes x – 2y + 4z = 10 and 18x + 17y + kz = 50 are perpendicular, if k is equal to
(a) –4
(b) 4
(c) 2
(d) – 2
Correct Answer – (B)
Question 4:
A line makes equal angles with co-ordinate axis. Direction cosines of this line are
(a) ± (1, 1, 1)
(b) ± (1/√3, 1/√3, 1/√3)
(c) ± (1/3, 1/3, 1/3)
(d) ± (1/√3,-1/√3,-1/√3)
Correct Answer – (B)
Question 5:
The distance of a point P (a, b, c) from x-axis is
(a) √(a2 + c2)
(b) √(a2 + b2)
(c) √(b2 + c2)
(d) √(b2 – c2)
Correct Answer – (C)
MCQ Questions Class 12 Three Dimensional Geometry With Answers
Question 6:
The image of the point (1, 6, 3) in the line x/1 = y-1/2 = z-2/2 is
(a) (2, 0, 5)
(b) (1, 3, 4)
(c) (1, 0, 7)
(d) (– 3, – 2, 0 )
Correct Answer – (C)
Question 7:
P is the point on the line segment joining the points (3, 2, –1) and (6, 2, –2). If x co-ordinate of P is 5, then its y co-ordinate is
(a) 2
(b) 1
(c) –1
(d) –2
Correct Answer – (A)
Question 8:
P is the point on the line segment joining the points (3, 2, –1) and (6, 2, –2). If x co-ordinate of P is 5, then its y co-ordinate is
(a) 2
(b) 1
(c) –1
(d) –2
Correct Answer – (A)
Question 9:
The equations of x-axis in space are
(a) x = 0, y = 0
(b) x = 0, z = 0
(c) x = 0
(d) y = 0, z = 0
Correct Answer – (D)
Question 10:
If a, b, c are the angles that a line makes with the positive direction of x, y, z axis, respectively, then the direction cosines of the line are
(a) sin α, sin β, sin γ
(b) cos α, cos β, cos γ
(c) tan α, tan β, tan γ
(d) cos2 α, cos2 β, cos2 γ
Correct Answer – (B)
- NCERT Solutions Class 11 Chemistry Chapter 1 : Some Basic Concepts of Chemistry
- NCERT Solutions Class 11 Chemistry Chapter 2 : Structure Of The Atom
- NCERT Solutions Class 11 Chemistry Chapter 3 : Classification of Elements and Periodicity in Properties
- NCERT Solutions Class 11 Chemistry Chapter 4 : Chemical Bonding and Molecular Structure
- NCERT Solutions Class 11 Chemistry Chapter 5 : States of Matter
- NCERT Solutions Class 11 Chemistry Chapter 6 : Thermodynamics
- NCERT Solutions Class 11 Chemistry Chapter 7 : Equilibrium
- NCERT Solutions Class 11 Chemistry Chapter 8 : Redox Reactions
- NCERT Solutions Class 11 Chemistry Chapter 9 : Hydrogen
- NCERT Solutions Class 11 Chemistry Chapter 10 : The s-Block Elements
- NCERT Solutions Class 11 Chemistry Chapter 11 : The p-Block Elements
- NCERT Solutions Class 11 Chemistry Chapter 12 : Organic Chemistry: Some Basic Principles and Techniques
- NCERT Solutions Class 11 Chemistry Chapter 13 : Hydrocarbons
- NCERT Solutions Class 11 Chemistry Chapter 14 : Environmental Chemistry
