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The increases in length in ℓ of a wire of length L by longitudinal stress. Then the stress is proportional to to.........

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The increases in length in ℓ of a wire of length L by longitudinal stress. Then the stress is proportional to to......... 

(A) L/ℓ 

(B) ℓ/L 

(C) ℓ × ℓ 

(D) ℓ2 × L

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1 Answer

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Best answer

Correct option:  (B) ℓ/L

Explanation:

Stress ∝ strain

Stress ∝ ℓ/L  

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