If θ is the angle between any two vectors a and b, then |a.b| = |a × b| when θ is equal to: A. 0 B. π/4 C. π/2 D. π Answer: B) π/4 Explanation: |a||b||cosθ| = |a||b||sinθ|. This implies |tanθ| = 1. The angle in the first quadrant is π/4 (45°).

imo class 12 vector algebra

If θ is the angle between any two vectors a and b, then |a.b| = |a × b| when θ is equal to:

VAVidaara Admin Asked 6d ago 0 views 0 answers

If θ is the angle between any two vectors a and b, then |a.b| = |a × b| when θ is equal to:

Answer: B) π/4

Explanation: |a||b||cosθ| = |a||b||sinθ|. This implies |tanθ| = 1. The angle in the first quadrant is π/4 (45°).

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