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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 simple pendulum has a time period T₁ when on the earth’s surface and T₂ When taken
- Which of the following statements is correct?
- In a potentiometer experiment two cells of e.m.f. E₁ and E₂ are used in series
- The radius of the convex surface of a plano-convex lens is 20 cm and the refractive index
- A juggler maintains four balls in motion,making each of them to rise
Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A simple pendulum has a time period T₁ when on the earth’s surface and T₂ When taken
- Which of the following statements is correct?
- In a potentiometer experiment two cells of e.m.f. E₁ and E₂ are used in series
- The radius of the convex surface of a plano-convex lens is 20 cm and the refractive index
- A juggler maintains four balls in motion,making each of them to rise
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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