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Lo = 72 cm
To = 22 C
T = 97 C
L = 72,06 cm
Ditanyakn : α ?
Dijawab :
α = ΔL/LoxΔT
= (72,06 - 72) / (72x(97-22))
= 0,06/(72x75)
= 0,06/5.400
= 0,0000111/C