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