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The linear expansivity of brass is 2 x 10-5oC-1. If the volume of a piece of brass is ...

The linear expansivity of brass is 2 x 10-5oC-1. If the volume of a piece of brass is 10cm3 at 0oC, what will be its volume at 100oC?
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  • A 10.02cm3
  • B 10.04cm3
  • C 10.06cm3
  • D 10.20cm3
  • E 102.00cm3
Correct Answer: Option C
Explanation:
3 x \(\alpha\) = \(\frac{V_2 - V_1}{\Delta \theta \times V_1}\)
3 x 2 x 10-5 = \(\frac{V_2 - 10}{10 \times 100}\)
V2 = 10.06cm3

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