if the diameter of the wire is increased by 5% by what what percentage should the length increased so that the volume remains same
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V = A * L
V = π r^2 L
If volume remains same
r^2 ∝ 1/L
If diameter is INCREASED then length should DECREASE in order to maintain the volume constant.
Question is incorrect.
V = π r^2 L
If volume remains same
r^2 ∝ 1/L
If diameter is INCREASED then length should DECREASE in order to maintain the volume constant.
Question is incorrect.
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