# NCERT Class 11-Math's: Chapter –3 Trigonometric Functions Part 15

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## Objective Type Questions

### Choose the Correct Answer from the Given Four Options in the Exercises 30 to 59 (M.C.Q.)

**Question 30:**

If is equal to

(A)

(B)

(C)

(D) None of these

**Answer: (C)**

**Question 31:**

If then

(A)

(B)

(C)

(D)

**Answer: (D)**

**Question 32:**

If , then the value of is

(A)

(B)

(C)

(D)

**Answer: (D)**

**Question 33:**

Which of the following is not correct?

(A)

(B)

(C)

(D)

**Answer: (C)**

**Question 34:**

The value of is

(A)

(B)

(C)

(D) Not defined

**Answer: (B)**

**Question 35:**

The value of is

(A)

(B)

(C)

(D) 2

**Answer: (C)**

**Question 36:**

The value of is

(A)

(B)

(C)

(D)

**Answer: (B)**

**Question 37:**

If and lies in third quadrant, then the value of sin θ is

(A)

(B)

(C)

(D)

**Answer: (C)**

**Question 38:**

The value of tan is equal to

(A)

(B)

(C)

(D)

**Answer: (A)**