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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A circular ring of radius R and mass m made of a uniform wire of cross sectional area A is rotated about a stationary vertical axis passing throgh its centre and perpendicular to the plane of the ring. If the breaking stress of the material of the ring is σb, then determine the maximum angular speed ωmax at which the ring may be rotated without failure.

A circular ring of radius R and mass m made of a uniform wire of cross sectional area A is rotated about a stationary vertical axis passing throgh its centre and perpendicular to the plane of the ring. If the breaking stress of the material of the ring is σb, then determine the maximum angular speed ωmax at which the ring may be rotated without failure.

A steel ring of radius r and cross section area A is fitted on to a wooden disc of radius R(R>r). If Young's modulus be R Search Results Featured snippet from the web Image result for two bars A and B are stuck using an adhesive then the force with which the steel ring is expanded is