Question

If 2 sin 2 θ = √3 the value of θ is …….

(A) 15°

(B) 30°

(C) 45°

(D) 60°

Answer 1

The correct answer is (B) 30°

We have,

2 sin 2 θ = √3

sin 2 θ = √3/2

sin 2 θ = sin 60°

2 θ = 60°

θ= 60°/2

θ = 30°