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A thin ring of linear mass density λ an...

A thin ring of linear mass density λ and radius R having cross sectional area 'a' is rotating about it axis with angular speed 'ω' . If y is young modulus of ring, then choose the correct option(s). (A) dR =ωλ 2R3/Y (B) dR =3λ ω2R3/Y (C) dR =6ωλ 2R3/Y (D) dR=λ ω2R32/Y

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