YSICO-
PARU
THERMAL EXPANSION
The length of the steel rod is som om
iurid copper rods at any temperature. then lengths of steel and copper rods at 0 degree Celsius are (Alfa of steel =1.1×10^-5/degree Celsius
steel rod is som longer than the copper rod at any temperature. Then Ich
C I 110 100 =17210 1")
b) 917 cm, 14.17 cm
d) 14 17 cm, 18.34 cm
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