Question

a sphere of mass 20kg suspended by a metal wire of unstretched length 4m and diameter 1 mm. when in equilibrium, there is a clear Gap of 2 mm between the sphere and floor. the sphere is gently pushed aside so that the wire makes an angle thita with the vertical and is released. find the maximum value of thita so that the sphere does not rub the floor. young modulus of the metal of the wire is 2×10*11N/m*2 ​

Answer 1

Explanation:

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