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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: - Water rises in a vertical capillary tube up to a height of 2.0 cm.
- Temperature is a measurement of coldness or hotness of an object.
- Application of a forward bias to a P-N junction
- The work function of sodium is 2.3 eV. The threshold wavelength of sodium will be
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Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Water rises in a vertical capillary tube up to a height of 2.0 cm.
- Temperature is a measurement of coldness or hotness of an object.
- Application of a forward bias to a P-N junction
- The work function of sodium is 2.3 eV. The threshold wavelength of sodium will be
- The volume of a nucleus is directly proportional to
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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