Wedge of mass M = 2 m has hemispherical groove of radius as R = 9 cm as shown in the figure. A particle of mass m kept at upper extreme of groove and released from rest. Find the radius of curvature i

Question

Wedge of mass M = 2 m has hemispherical groove of radius as R = 9 cm as shown in the figure. A particle of mass m kept at upper extreme of groove and released from rest. Find the radius of curvature in cm of particle, when it reaches its lowermost point.

TestHub · Accepted Answer

Energy + momentum conservation give the speed at the lowest point; equating the two expressions for normal acceleration r = ( m + M M ​ ) 2 R = ( 3 2 ​ ) 2 × 9 = 4 c m Answer 4

Physics - Center of Mass Question with Solution | TestHub

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