20 A bob of mass m is suspended by a light string of 20 length L It is imparted a horizontal velocity v at the lowest point A

Question

20 A bob of mass m is suspended by a light string of 20 length L It is imparted a horizontal velocity v at the lowest point A such that it completes a semicircular trajectory in the vertical plane with the string becoming slack only on reaching the topmost point C Match the column I with column II Am D Column I A Velocity at point V is B Velocity at point B is C Velocity at point C is Ration of kinitic energy at B and C is 1 A p B q C s D r 2 A q B C p D s 3 A B s C 4 D p 4 A s B p C r D q HB Columa II p 3 9 VBL r 5gr 3gL m HR fani mert a Las V I TOEISHUB Dredd HOT Y TINH Vo na mtu ana u organi rasan arafen if it Bao meet thu fing CT Thal GTHL KHI a fami A V B B finant C Cfn Am NI 48 Bargura 1 A p B C s D r 2 A q B C p D s 3 A B C q D p 4 A s B p C D q FII p 3 9 BL r 5gL s 3gL

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