A ring of inner radius of 005m and outer radius of 01m thick

A ring of inner radius of 0.05m and outer radius of 0.1m. thickness 0.01m. is spinning at 1800rev/minute. Pick a material that will not cause the disk to yield and prove to me that it works.

Solution

Ans: any material with high yielding strength will do , like stainless steel , brass, bronze etc. If u want to prove it we need more specific about materials.