Question

A steel tape measures the length of a copper rod as 90-0 cm,
when both are at 10 °C, the calibration temperature for the
tape. What would the tape read for the length of the rod,
when both are at 30 °C ? For steel, a = 1.1 x 10-5 °C-1 and
for copper, a = 17 x 10-5 °C-1
​

Answer 1

Answer:

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