| ⇦ | 
| ⇨ |
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: - A conducting sphere of radius R is given a charge Q. The electric potential
- A body of mass 2 kg is moved by a force F=3x where x is the distance covered.
- A nucleus at rest splits into two nuclear parts having radii in the ratio 1:2.
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Difficulty Level: Easy
(1008)
Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A conducting sphere of radius R is given a charge Q. The electric potential
- A body of mass 2 kg is moved by a force F=3x where x is the distance covered.
- A nucleus at rest splits into two nuclear parts having radii in the ratio 1:2.
- The drift speed of electrons in copper wire of diameter and length l is v.
- A wire of resistance 4 ohm is stretched to twice its original length.
Difficulty Level: Easy (1008)
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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