⇦ | ⇨ |
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
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If in an experiment for determination of velocity of sound by resonance tube
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- When we hear a sound, we can identify its source from
- Thin uniform rod of length L, cross-sectional area A and density ρ is rotated
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Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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