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A motor-cyclist drives a motor cycle in a vertical circle. His minimum velocity at the highest point of the circle will be
Options
(a) √2Rg
(b) √3Rg
(c) √Rg
(d) 2Rg
Correct Answer:
√Rg
Explanation:
Frictional force = Centripetal force mg = mv² / R ⇒ v² = mgR / m ⇒ v² = Rg Therefore, minimum velocity v = √Rg
Related Questions: - A dynamo converts
- A capacitor of 10 µF charged upto 250 volt is connected in parallel with another
- The total energy of a particle executing SHM is 80 J
- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
- Which of the following measurement is most precise?
Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A dynamo converts
- A capacitor of 10 µF charged upto 250 volt is connected in parallel with another
- The total energy of a particle executing SHM is 80 J
- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
- Which of the following measurement is most precise?
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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