Q. A⃗ and B⃗ are two vectors and θ is the angle between them, if |A⃗ × B⃗| = √3 (A⃗ · B⃗), the value of θ is
A) 45°
B) 30°
C) 90°
D) 60°
Explanation
[Solution from source] AB sin θ = √3 AB cos θ gives tan θ = √3, so θ = 60°. 30° would come from tan θ = 1/√3. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.