a copper rod of length 27.5 m has its temperature increases by 35.9 degrees celsius. how much does its length increase?(unit=m)

Question

a copper rod of length 27.5 m has its temperature increases by 35.9 degrees celsius. how much does its length increase?(unit=m)

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Ladonna 1 year 2021-09-04T05:55:58+00:00 2 Answers 10 views 0

Answers ( )

  1. Gerda
    0
    2021-09-04T05:57:11+00:00
    Reply

    Answer:

    0.0168

    Explanation:

    Remember about significant digits (there must be 3)

  2. ThanhThu
    0
    2021-09-04T05:57:35+00:00
    Reply

    Answer:0.01678325m

    Explanation:

    Original length(L1)=27.5m

    Temperature rise(@)=35.9°C

    Linear expansivity of copper(α)=0.000017

    Length increment(L)=?

    L=α x L1 x @

    L=0.000017 x 27.5 x 35.9

    L=0.01678325m

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