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A metal ring of inner diameter $D_{1}$ and cross-sectional area 'A' is fitted onto a wooden disc of diameter $D_{2} . (D_{2} > D_{1})$ . If 'Y' is the young's modulus of the metal then the tension in the ring is

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AYD2D1

AY(D2−D1)D1

Y(D2−D1)AD1

YD1AD2

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detailed solution

Correct option is B

T=yAeL T=yA(D2−D1)2D12T=yA(D2−D1)D1

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A metal ring of inner diameter D1 and cross-sectional area 'A' is fitted onto a wooden disc of diameter D2.(D2>D1) . If 'Y' is the young's modulus of the metal then the tension in the ring is

Remember concepts with our Masterclasses.

Ready to Test Your Skills?

free study material

A metal ring of inner diameter $D_{1}$ and cross-sectional area 'A' is fitted onto a wooden disc of diameter $D_{2} . (D_{2} > D_{1})$ . If 'Y' is the young's modulus of the metal then the tension in the ring is