Question

Defore. Ask if any questions A hollow sphere of mass M and radius Ris suspended by a string expression for the speed the sphere has What fraction of the energy is in rotatio derivation and box your answers. U is suspended by a string as shown. Derive an e speed the sphere has when it falls a distance h. How long does this take che energy is in rotation? Clear good figures, explain the math in the MR

Answer 1

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I = 22 MR? てこの TXR= 2 m Zx a • X= 2ma ya abo, mg-X-ma yng = 2 mat ma= syla a) v² o} + 2ah= 2x 39th b) veotata to s SM C) fraction of Tie is = 1 + 2 x W x 6 rotation's energy = 2 high = 0.4