A) 0.01%
B) 0.1%
C) 1%
D) 10%
Correct Answer: B
Solution :
[b] \[\frac{\Delta \ell }{\ell }=\alpha \,\Delta \,T\,={{10}^{-5}}\times 100={{10}^{-3}}\] \[\frac{\Delta \ell }{\ell }=\times 100%={{10}^{-3}}\times 100\] \[={{10}^{-1}}=0.1%\]You need to login to perform this action.
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