JEE Mathematics
Direction Cosines & Ratios: JEE Questions & Solutions
3 previous-year JEE Mathematics questions on Direction Cosines & Ratios, each with a worked step-by-step solution.
Previous-year questions
- 01Let the direction cosines of two lines satisfy the equations: 4l + m - n = 0 and 2mn + 10nl + 3lm = 0. Then the cosine of the acute angle…MCQMediumJEE 2026
- 02Each of the angles β and γ that a given line makes with the positive y- and z-axes, respectively, is half the angle that this line makes…MCQMediumJEE 2025
- 03Let P(x, y, z) be a point in the first octant, whose projection in the xy-plane is the point Q. Let OP = γ, the angle between OQ and the…MCQMediumJEE 2024
Frequently asked questions
Our bank has 3 previous-year JEE Mathematics questions tagged to Direction Cosines & Ratios, drawn from JEE papers between 2024 and 2026, including 1 from 2026 alone. Each comes with a full step-by-step solution.
Direction Cosines & Ratios is rated Intermediate overall for JEE Mathematics. The PYQs on this page break down as 3 medium.
All 3 previous-year Direction Cosines & Ratios questions in our bank are multiple-choice (MCQ) questions.
Based on recent paper analysis, Direction Cosines & Ratios is worth about 1 mark in JEE Main. It sits in Three-Dimensional Geometry, a Class 12 Mathematics chapter.
More Three-Dimensional Geometry topics
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