| ⇦ | 
| ⇨ |
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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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In an AC generator, a coil with N turns, all of the same area A and total resistance R,
- A body of mass 2 kg travels according to the law x(t)=pt+qt²+rt³
- Curie temperature above which
- To convert a 800 mV range millivoltmeter of resistance 40Ω into an ammeter of 100 mA
- A black body at 227⁰C radiates heat at the rate of 7cals/cm²s. At a temperature
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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