Two wires of copper are given . Write A:...

Two wires of copper are given . Write A: length e and radius r, wire B: length e and radius 2r. If Young's modulus for wire A is `Y_(A)` and for wire B is `Y_(B)`. Then-

`Y_(A)=4Y_(B)`

`4Y_(A)=Y_(B)`

`Y_(A)=Y_(B)`

`Y_(A)=2Y_(B)`

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CAREER POINT-MOCK TEST 4-CHEMISTRY

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