| ⇦ | 
| ⇨ |
If 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) 45°
(b) 30°
(c) 90°
(d) 60°
Correct Answer:
60°
Explanation:
| A⃗ x B⃗ | = √3 (A⃗.B⃗)
⇒ AB sin θ = √3AB cos θ
⇒ tan θ = √3 ⇒ θ = 60°
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Question Type: Memory
(964)
Difficulty Level: Easy
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Topics: Motion in Plane
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A body of mass 3 kg acted upon by a constant force is displaced by S meter
- A system consists of three masses m₁, m₂ and m₃ connected by a string passing
- Which one of the following statements is true, if half-life of a radioactive substance
- A galvanometer coil has a resistance of 15 ohm and gives full scale deflection
- The acceleration of an electron in an electric field of magnitude 50 V/cm,
Question Type: Memory (964)
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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