why do you post again, like a new question, instead of just adding a note to the original post? I get all worked up over looking for a new problem, and it's just the same old rubbish.
and no, I do not know the expansion coefficient, which is no doubt in units of m/°C or some such, which should give you a clue ...
a copper rod has a length of 6 m at a temperature of 22 degree c. how long is the copper rod at a temperature of 95 degree C?
2 answers
Sorry my Earlier question was incomplete. Didn't know the option of adding note to the earlier question.