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sindhuja P Grade: 11
        

A small particle of mass m attached with a light inextensible thread of length L is moving in vertical circle.Minimum velocity requried for the particle to go around complete vertical circle is √gL.In the given case particle is moving in a complete vertical circle and ratio of its maximum to minimum velocity is 2:1.Find the minimum velocity of particle_______________________

6 years ago

Answers : (1)

Askiitians Expert Soumyajit IIT-Kharagpur
28 Points
										

Dear Sindhuja,


Ans:- Let the max velocity is 2u then the min velocity is u(at the topmost point) then from the law of conservation of energy we get,


(2u)²=u²+2g(2L)


or 3u²=4gL


Hence u=2√(gL/3)


 


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SOUMYAJIT IIT_KHARAGPUR

6 years ago
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