Asked by kala

a wire whose cross-sectional area is 4mm^2
is stretched by 0.1 mm by a certain load.if a similar wire double the area of cross-section is under the same load,then then elongation would be
ans:
1)0.05mm

Answers

Answered by drwls
Doubling the cross section area decreases the stress by a factor of two. The strain is also reduced by the same factor, so that the elongation is 0.05 mm (instead of 0.1 mm)

Your answer is correct.
Answered by Hero
Correct
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