Trigonometric Equations MCQs Practice Questions
Trigonometric Equations MCQs Practice Questions
Class: CBSE Class 11 Mathematics
Subject: Mathematics
Section: Trigonometry
Topic: Trigonometric Equations
Board: CBSE Board Examinations
Subject: Mathematics
Section: Trigonometry
Topic: Trigonometric Equations
Board: CBSE Board Examinations
Instructions: These Multiple Choice Questions (MCQs) are designed strictly as per the NCERT syllabus, making them ideal for CBSE Class 11 Board Examination standards. Each question includes detailed explanations for strong conceptual clarity.
1. Solution of sinθ = 0:
Answer: A
Explanation: sinθ=0 at θ=nπ.
Explanation: sinθ=0 at θ=nπ.
2. cosθ = 1 solution:
Answer: A
3. tanθ = 0:
Answer: A
4. sinθ = 1:
Answer: A
5. cosθ = 0:
Answer: A
6. tanθ = 1:
Answer: A
7. sinθ = −1:
Answer: A
8. cosθ = −1:
Answer: A
9. General solution of tanθ = √3:
Answer: A
10. sin2θ = 0 → θ =
Answer: A
11. cos2θ = 1 → θ =
Answer: A
12. sinθ = cosθ → θ =
Answer: A
13. tan2θ = 0 → θ =
Answer: A
14. sinθ = 1/2 → θ =
Answer: C
15. cosθ = 1/2 → θ =
Answer: C
16. tanθ undefined → θ =
Answer: A
17. sin²θ = 1 → θ =
Answer: A
18. cos²θ = 1 → θ =
Answer: A
19. sinθ = 0 in (0,2π):
Answer: A
20. cosθ = 0 in (0,2π):
Answer: A
Explanation: cosθ zero at odd multiples of π/2.
Explanation: cosθ zero at odd multiples of π/2.
