1.

The following bodies are made to roll up (without slipping) the same inclined plane from a horizontal plane:(i) a ring of radius R,(ii) a solid cylinder of radius \(\frac{R}{2}\) and(iii) a solid sphere of radius \(\frac{R}{4}\).If, in each case, the speed of the center of mass at the bottom of the incline is same, the ratio of the maximum heights they climb is:

A. 4 : 3 : 2
B. 10 : 15 : 7
C. 14 : 15 : 20
D. 2 : 3 : 4
Answer» B. 10 : 15 : 7


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