The load versus elongation graph for four wir | vedclass

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Question

(a) $l = \frac{{FL}}{{AY}}$ $\Rightarrow$ $l \propto \frac{1}{{{r^2}}}$ $(Y, L$ and $F$ are constant$)$

i.e. for the same load, thickest wire

Vedclass · Accepted Answer

$OD$

Vedclass · Answer

(a) $l = \frac{{FL}}{{AY}}$ $\Rightarrow$ $l \propto \frac{1}{{{r^2}}}$ $(Y, L$ and $F$ are constant$)$

i.e. for the same load, thickest wire will show minimum elongation. So graph $D$ represent the thickest wire.

The load versus elongation graph for four wires of the same material is shown in the figure. The thickest wire is represented by the line

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