A and B are two vectors and θ is the angle between them ,if |A x B|=√3(A.B),the value of θ

⇦

⇨

A and B are two vectors and θ is the angle between them ,if ｜A x B｜=√3(A･B),the value of θ is

Options

(a) 60ﾟ
(b) 45ﾟ
(c) 30ﾟ
(d) 90ﾟ

Correct Answer:

60ﾟ

Explanation:

Given |A x B|= √3 (A.B)
AB sinθ = √3 AB cosθ
AB sinθ/AB cosθ = √3
tan θ = √3
θ = tan⁻¹√3 = 60°.

Related Questions:

1. If c is the velocity of light in free space, the time taken by light to travel
2. The horizontal component of earth’s magnetic field at a place is 3×10⁻⁴ T
3. A system consists of three masses m₁, m₂ and m₃ connected by a string passing
4. If ∆U and ∆W represent the increase in internal energy and work done by the system
5. The energy band gap is maximum in

Difficulty Level: Easy (1008)
Topics: Motion in Plane (93)
Subject: Physics (2479)

---

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

---

Share this page with your friends