A unifrom metallic ring of mass `m`, radisus `R`, cross sectional area `'a'` and young'/s modulus `Y` kis kept on a smooth cone of radius `2R` and semivertex angle `45^(@)` as shown. [Assume that extension in the ring is small]

A uniform ring having mass m, radius R, cross section area of the wire A and young’s modulus Y is rotating with an angular speed omega ( omega is small) on a smooth horizontal surface. Which of the following options is correct :

A uniform ring having mass m, radius R, cross section area of the wire A and young’s modulus Y is rotating with an angular speed omega ( omega is small) on a smooth horizontal surface. Which of the following options is correct :

A ring of radius R is made of a thin wire of material of density rho , having cross-section area a and Young's modulus y. The ring rotates about an axis perpendicular to its plane and through its centre. Angular frequency of rotation is omega . The tension in the ring will be

A ring of radius R is made of a thin wire of material of density rho , having cross-section area a and Young's modulus y. The ring rotates about an axis perpendicular to its plane and through its centre. Angular frequency of rotation is omega . The tension in the ring will be

A ring of radius R is made of a thin wire of material of density rho , having cross-section area a and Young's modulus y. The ring rotates about an axis perpendicular to its plane and through its centre. Angular frequency of rotation is omega . The tension in the ring will be

A metal ring of initial radius r and cross-sectional area A is fitted onto a wooden disc of radius R > r. If Youngs modules of metal is Y then tension in the ring is

A metal ring of initial radius r and cross-sectional area A is fitted onto a wooden disc of radius R > r. If Youngs modules of metal is Y then tension in the ring is