NEET | 2013Hard

Question

A small object of uniform density rolls up a curved surface with an initial velocity ′v′. It reaches upto a maximum height of with respect to the initial position. The object is

Options

A.Disc
B.Ring
C.Solid sphere
D.Hollow sphere

Solution

From conservation of mechanical energy
            
⇒           
⇒              ⇒     The object is disc.

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