Asked by Chanchal
The length of an aluminium bar of lenth 80cm increase by 1mm on heating. What is the final temperature of the bar if it was initially at temperature 20°C? ( given: coefficient of linear expansion of aluminium = 25×10-6/° C)
Answers
Answered by
bobpursley
changeinlength=origLeng(coeff)(Tf-20)
can you solve that?
can you solve that?
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