A) 0.018 mm
B) 0.18 mm
C) 0.0018 mm
D) 0.16 mm
Correct Answer: A
Solution :
Error, \[\Delta L=L\,\alpha \Delta T=50\times 1.2\times {{10}^{-5}}\times 3\] =0.018 mmYou need to login to perform this action.
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