physics

Calculate the linear expansivity of a brass of length 120m that assume a new length of 120.05m when heated through a temperature of 100°c

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  1. Review your text.
    Expansivity is expressed in m/° = ∆L/∆T, so what do you think?

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  4. Answer

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  5. linear expansivity =L2-L1/L1<tita>
    linear expansivity=120.05-120 / 120<100>
    linear expansivity=0.05 / 12,000
    linear expansivity=0.000417

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