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The maximum load a wire can withstand without breaking, when its length is reduced to half of its original length, will
A. be double
B. be half
C. be four times
D. remain same

1 Answer

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Correct Answer - D
(d) We know that,
Breaking stress`=("Breaking force")/("Area of cross-sectional ")" "…(i)`
When length of the wire changes , area of cross-section remains same.
Hence, breaking force will be same when length changes.

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