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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 cord is wound round the circumference of wheel of radius
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Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A cord is wound round the circumference of wheel of radius
- Oil spreads over the surface of water where as water does not spread
- Copper of fixed volume V is drawn into wire of length l. When this wire is subjected
- The voltage gain of an amplifier with 9% negative feedback is 10.
- Which of the following quantities has units but not dimensions
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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